{
  "abi": [
    {
      "inputs": [
        {
          "components": [
            {
              "internalType": "contract IERC20",
              "name": "arpa",
              "type": "address"
            },
            {
              "internalType": "uint256",
              "name": "initialMaxPoolSize",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "initialMaxCommunityStakeAmount",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "minCommunityStakeAmount",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "operatorStakeAmount",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "minInitialOperatorCount",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "minRewardDuration",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "delegationRateDenominator",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "unstakeFreezingDuration",
              "type": "uint256"
            }
          ],
          "internalType": "struct Staking.PoolConstructorParams",
          "name": "params",
          "type": "tuple"
        }
      ],
      "stateMutability": "nonpayable",
      "type": "constructor"
    },
    {
      "inputs": [],
      "name": "AccessForbidden",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "AlreadyInitialized",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "CastError",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "remainingAmount",
          "type": "uint256"
        }
      ],
      "name": "ExcessiveStakeAmount",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "operator",
          "type": "address"
        }
      ],
      "name": "ExistingLockedStakeFound",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        }
      ],
      "name": "ExistingStakeFound",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        }
      ],
      "name": "FrozenPrincipalDoesNotExist",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "currentOperatorsCount",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "minInitialOperatorsCount",
          "type": "uint256"
        }
      ],
      "name": "InadequateInitialOperatorsCount",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "currentLockedStakingAmount",
          "type": "uint256"
        }
      ],
      "name": "InadequateOperatorLockedStakingAmount",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "currentStakingAmount",
          "type": "uint256"
        }
      ],
      "name": "InadequateStakingAmount",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "requiredAmount",
          "type": "uint256"
        }
      ],
      "name": "InsufficientStakeAmount",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "InvalidDelegationRate",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "maxStakeAmount",
          "type": "uint256"
        }
      ],
      "name": "InvalidMaxStakeAmount",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "InvalidMigrationTarget",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "InvalidMinCommunityStakeAmount",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "InvalidOperatorStakeAmount",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "maxPoolSize",
          "type": "uint256"
        }
      ],
      "name": "InvalidPoolSize",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "bool",
          "name": "currentStatus",
          "type": "bool"
        },
        {
          "internalType": "bool",
          "name": "requiredStatus",
          "type": "bool"
        }
      ],
      "name": "InvalidPoolStatus",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "InvalidZeroAddress",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "NoBaseRewardForOperator",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "operator",
          "type": "address"
        }
      ],
      "name": "OperatorAlreadyExists",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "operator",
          "type": "address"
        }
      ],
      "name": "OperatorDoesNotExist",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "RewardDurationTooShort",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "SenderNotController",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        }
      ],
      "name": "StakeNotFound",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "operator",
          "type": "address"
        }
      ],
      "name": "UnstakeOperatorWithPartialAmount",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        }
      ],
      "name": "UnstakeWithZeroAmount",
      "type": "error"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "controller",
          "type": "address"
        }
      ],
      "name": "ControllerSet",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "amount",
          "type": "uint256"
        }
      ],
      "name": "DelegationRewardSlashed",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "principal",
          "type": "uint256"
        }
      ],
      "name": "FrozenPrincipalClaimed",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "newLock",
          "type": "uint256"
        }
      ],
      "name": "Locked",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "principal",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "baseReward",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "delegationReward",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "bytes",
          "name": "data",
          "type": "bytes"
        }
      ],
      "name": "Migrated",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "migrationTarget",
          "type": "address"
        }
      ],
      "name": "MigrationTargetAccepted",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "migrationTarget",
          "type": "address"
        }
      ],
      "name": "MigrationTargetProposed",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "address",
          "name": "previousOwner",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "address",
          "name": "newOwner",
          "type": "address"
        }
      ],
      "name": "OwnershipTransferred",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "account",
          "type": "address"
        }
      ],
      "name": "Paused",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "baseReward",
          "type": "uint256"
        }
      ],
      "name": "RewardClaimed",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "newStake",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "totalStake",
          "type": "uint256"
        }
      ],
      "name": "Staked",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "arpaAddress",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "initialMaxPoolSize",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "initialMaxCommunityStakeAmount",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "minCommunityStakeAmount",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "operatorStakeAmount",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "minInitialOperatorCount",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "minRewardDuration",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "delegationRateDenominator",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "unstakeFreezingDuration",
          "type": "uint256"
        }
      ],
      "name": "StakingConfigSet",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "newUnlock",
          "type": "uint256"
        }
      ],
      "name": "Unlocked",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "account",
          "type": "address"
        }
      ],
      "name": "Unpaused",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "principal",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "baseReward",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "delegationReward",
          "type": "uint256"
        }
      ],
      "name": "Unstaked",
      "type": "event"
    },
    {
      "inputs": [],
      "name": "acceptMigrationTarget",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address[]",
          "name": "operators",
          "type": "address[]"
        }
      ],
      "name": "addOperators",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "amount",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "rewardDuration",
          "type": "uint256"
        }
      ],
      "name": "addReward",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "claim",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "claimFrozenPrincipal",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "claimReward",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "emergencyPause",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "emergencyUnpause",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getArpaToken",
      "outputs": [
        {
          "internalType": "address",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getAvailableReward",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        }
      ],
      "name": "getBaseReward",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "",
          "type": "address"
        }
      ],
      "name": "getClaimablePrincipalAmount",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "claimingPrincipal",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getCommunityStakerLimits",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getCommunityStakersCount",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getController",
      "outputs": [
        {
          "internalType": "address",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getDelegatesCount",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getDelegationRateDenominator",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        }
      ],
      "name": "getDelegationReward",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        }
      ],
      "name": "getFrozenPrincipal",
      "outputs": [
        {
          "internalType": "uint96[]",
          "name": "amounts",
          "type": "uint96[]"
        },
        {
          "internalType": "uint256[]",
          "name": "unlockTimestamps",
          "type": "uint256[]"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        }
      ],
      "name": "getLockedAmount",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getMaxPoolSize",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getMigrationTarget",
      "outputs": [
        {
          "internalType": "address",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getOperatorLimit",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getRewardRate",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getRewardTimestamps",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        }
      ],
      "name": "getStake",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getTotalCommunityStakedAmount",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getTotalDelegatedAmount",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getTotalFrozenAmount",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "getTotalStakedAmount",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "isActive",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        }
      ],
      "name": "isOperator",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "amount",
          "type": "uint256"
        }
      ],
      "name": "lock",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "bytes",
          "name": "data",
          "type": "bytes"
        }
      ],
      "name": "migrate",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "amount",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "rewardDuration",
          "type": "uint256"
        }
      ],
      "name": "newReward",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "owner",
      "outputs": [
        {
          "internalType": "address",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "paused",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "migrationTarget",
          "type": "address"
        }
      ],
      "name": "proposeMigrationTarget",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "renounceOwnership",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "controller",
          "type": "address"
        }
      ],
      "name": "setController",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "maxPoolSize",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "maxCommunityStakeAmount",
          "type": "uint256"
        }
      ],
      "name": "setPoolConfig",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "amount",
          "type": "uint256"
        }
      ],
      "name": "slashDelegationReward",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "amount",
          "type": "uint256"
        }
      ],
      "name": "stake",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "amount",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "rewardDuration",
          "type": "uint256"
        }
      ],
      "name": "start",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "newOwner",
          "type": "address"
        }
      ],
      "name": "transferOwnership",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "typeAndVersion",
      "outputs": [
        {
          "internalType": "string",
          "name": "",
          "type": "string"
        }
      ],
      "stateMutability": "pure",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "staker",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "amount",
          "type": "uint256"
        }
      ],
      "name": "unlock",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "amount",
          "type": "uint256"
        }
      ],
      "name": "unstake",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    }
  ],
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    "addOperators(address[])": "a07aea1c",
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rnalType\":\"address\",\"name\":\"migrationTarget\",\"type\":\"address\"}],\"name\":\"MigrationTargetAccepted\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"migrationTarget\",\"type\":\"address\"}],\"name\":\"MigrationTargetProposed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"Paused\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"baseReward\",\"type\":\"uint256\"}],\"name\":\"RewardClaimed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newStake\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"totalStake\",\"type\":\"uint256\"}],\"name\":\"Staked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"arpaAddress\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"initialMaxPoolSize\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"initialMaxCommunityStakeAmount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"minCommunityStakeAmount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"operatorStakeAmount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"minInitialOperatorCount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"minRewardDuration\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"delegationRateDenominator\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"unstakeFreezingDuration\",\"type\":\"uint256\"}],\"name\":\"StakingConfigSet\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newUnlock\",\"type\":\"uint256\"}],\"name\":\"Unlocked\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"Unpaused\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"principal\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"baseReward\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"delegationReward\",\"type\":\"uint256\"}],\"name\":\"Unstaked\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"acceptMigrationTarget\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address[]\",\"name\":\"operators\",\"type\":\"address[]\"}],\"name\":\"addOperators\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"rewardDuration\",\"type\":\"uint256\"}],\"name\":\"addReward\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"claim\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"claimFrozenPrincipal\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"claimReward\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"emergencyPause\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"emergencyUnpause\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getArpaToken\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getAvailableReward\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"}],\"name\":\"getBaseReward\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"getClaimablePrincipalAmount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"claimingPrincipal\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getCommunityStakerLimits\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getCommunityStakersCount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getController\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getDelegatesCount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getDelegationRateDenominator\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"}],\"name\":\"getDelegationReward\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"}],\"name\":\"getFrozenPrincipal\",\"outputs\":[{\"internalType\":\"uint96[]\",\"name\":\"amounts\",\"type\":\"uint96[]\"},{\"internalType\":\"uint256[]\",\"name\":\"unlockTimestamps\",\"type\":\"uint256[]\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"}],\"name\":\"getLockedAmount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMaxPoolSize\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getMigrationTarget\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getOperatorLimit\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getRewardRate\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getRewardTimestamps\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"}],\"name\":\"getStake\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getTotalCommunityStakedAmount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getTotalDelegatedAmount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getTotalFrozenAmount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getTotalStakedAmount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"isActive\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"}],\"name\":\"isOperator\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"lock\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"migrate\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"rewardDuration\",\"type\":\"uint256\"}],\"name\":\"newReward\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"paused\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"migrationTarget\",\"type\":\"address\"}],\"name\":\"proposeMigrationTarget\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"controller\",\"type\":\"address\"}],\"name\":\"setController\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"maxPoolSize\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"maxCommunityStakeAmount\",\"type\":\"uint256\"}],\"name\":\"setPoolConfig\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"slashDelegationReward\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"stake\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"rewardDuration\",\"type\":\"uint256\"}],\"name\":\"start\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"typeAndVersion\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"staker\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"unlock\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"unstake\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"errors\":{\"ExcessiveStakeAmount(uint256)\":[{\"params\":{\"remainingAmount\":\"maximum remaining amount that can be staked. This is the difference between the existing staked amount and the individual and global limits.\"}}],\"ExistingStakeFound(address)\":[{\"params\":{\"staker\":\"address of the staker who is being added as an operator\"}}],\"InadequateInitialOperatorsCount(uint256,uint256)\":[{\"params\":{\"currentOperatorsCount\":\"The current number of operators in the staking pool\",\"minInitialOperatorsCount\":\"The minimum required number of operators in the staking pool before opening\"}}],\"InadequateOperatorLockedStakingAmount(uint256)\":[{\"params\":{\"currentLockedStakingAmount\":\"Current locked staking amount\"}}],\"InsufficientStakeAmount(uint256)\":[{\"params\":{\"requiredAmount\":\"minimum required stake amount\"}}],\"InvalidMaxStakeAmount(uint256)\":[{\"params\":{\"maxStakeAmount\":\"the current maximum stake amount\"}}],\"InvalidPoolSize(uint256)\":[{\"params\":{\"maxPoolSize\":\"the current maximum pool size\"}}],\"InvalidPoolStatus(bool,bool)\":[{\"params\":{\"currentStatus\":\"current status of the pool\",\"requiredStatus\":\"required status of the pool to proceed\"}}],\"OperatorAlreadyExists(address)\":[{\"params\":{\"operator\":\"address of the operator\"}}],\"OperatorDoesNotExist(address)\":[{\"params\":{\"operator\":\"address of the operator\"}}],\"StakeNotFound(address)\":[{\"params\":{\"staker\":\"address of the staker who attempted to withdraw funds\"}}]},\"events\":{\"ControllerSet(address)\":{\"params\":{\"controller\":\"Controller address\"}},\"DelegationRewardSlashed(address,uint256)\":{\"params\":{\"amount\":\"Amount slashed\",\"staker\":\"Staker address\"}},\"FrozenPrincipalClaimed(address,uint256)\":{\"params\":{\"principal\":\"Principal amount claimed\",\"staker\":\"Staker address\"}},\"Locked(address,uint256)\":{\"params\":{\"newLock\":\"New principal amount locked\",\"staker\":\"Staker address\"}},\"Migrated(address,uint256,uint256,uint256,bytes)\":{\"params\":{\"baseReward\":\"Amount of base rewards withdrawn\",\"data\":\"Migration payload\",\"delegationReward\":\"Amount of delegation rewards withdrawn (if applicable)\",\"principal\":\"Principal amount deposited\",\"staker\":\"Staker address\"}},\"MigrationTargetAccepted(address)\":{\"params\":{\"migrationTarget\":\"Contract address to migrate stakes to.\"}},\"MigrationTargetProposed(address)\":{\"params\":{\"migrationTarget\":\"Contract address to migrate stakes to.\"}},\"Paused(address)\":{\"details\":\"Emitted when the pause is triggered by `account`.\"},\"RewardClaimed(address,uint256)\":{\"params\":{\"baseReward\":\"Base reward amount claimed\",\"staker\":\"Staker address\"}},\"Staked(address,uint256,uint256)\":{\"params\":{\"newStake\":\"New principal amount staked\",\"staker\":\"Staker address\",\"totalStake\":\"Total principal amount staked\"}},\"Unlocked(address,uint256)\":{\"params\":{\"newUnlock\":\"New principal amount unlocked\",\"staker\":\"Staker address\"}},\"Unpaused(address)\":{\"details\":\"Emitted when the pause is lifted by `account`.\"},\"Unstaked(address,uint256,uint256,uint256)\":{\"params\":{\"baseReward\":\"base reward earned\",\"delegationReward\":\"delegation reward earned, if any\",\"principal\":\"Principal amount frozen after unstaking\",\"staker\":\"Staker address\"}}},\"kind\":\"dev\",\"methods\":{\"addOperators(address[])\":{\"details\":\"Required conditions for adding operators: - Operators can only be added to the pool if they have no prior stake. - Operators cannot be added to the pool after staking ends.\",\"params\":{\"operators\":\"A list of operator addresses to add\"}},\"addReward(uint256,uint256)\":{\"details\":\"Should only be callable by the owner\",\"params\":{\"amount\":\"The amount of rewards to add to the pool\",\"rewardDuration\":\"The duration of the reward\"}},\"emergencyPause()\":{\"details\":\"Sets the pause flag to true\"},\"emergencyUnpause()\":{\"details\":\"Sets the pause flag to false\"},\"getArpaToken()\":{\"returns\":{\"_0\":\"address ARPA token contract's address that is used by the pool\"}},\"getAvailableReward()\":{\"details\":\"This reflects how many rewards were made available over the lifetime of the staking pool.\",\"returns\":{\"_0\":\"uint256 total amount of ARPA tokens made available for rewards in ARPA wei\"}},\"getBaseReward(address)\":{\"returns\":{\"_0\":\"uint256 amount of base rewards earned by a staker in ARPA wei\"}},\"getClaimablePrincipalAmount(address)\":{\"returns\":{\"claimingPrincipal\":\"uint256 amount of ARPA wei that can be claimed as frozen principal by a staker\"}},\"getCommunityStakerLimits()\":{\"returns\":{\"_0\":\"uint256 minimum amount that can be staked by a community staker\",\"_1\":\"uint256 maximum amount that can be staked by a community staker\"}},\"getCommunityStakersCount()\":{\"returns\":{\"_0\":\"uint256 number of staking community stakers that are eligible for base rewards\"}},\"getController()\":{\"returns\":{\"_0\":\"address controller contract's address that is used by the pool\"}},\"getDelegatesCount()\":{\"returns\":{\"_0\":\"uint256 number of staking operators that are eligible for delegation rewards\"}},\"getDelegationRateDenominator()\":{\"returns\":{\"_0\":\"uint256 current delegation rate\"}},\"getDelegationReward(address)\":{\"returns\":{\"_0\":\"uint256 amount of delegation rewards earned by an operator in ARPA wei\"}},\"getFrozenPrincipal(address)\":{\"returns\":{\"amounts\":\"total amounts of ARPA wei that is currently frozen by the staker\",\"unlockTimestamps\":\"timestamps when the frozen principal can be withdrawn\"}},\"getLockedAmount(address)\":{\"params\":{\"staker\":\"Node address\"}},\"getMaxPoolSize()\":{\"returns\":{\"_0\":\"uint256 current maximum staking pool size\"}},\"getOperatorLimit()\":{\"returns\":{\"_0\":\"uint256 amount that should be staked by an operator\"}},\"getRewardRate()\":{\"returns\":{\"_0\":\"uint256 current reward rate, expressed in arpa weis per second\"}},\"getRewardTimestamps()\":{\"returns\":{\"_0\":\"uint256 reward initialization timestamp\",\"_1\":\"uint256 reward expiry timestamp\"}},\"getStake(address)\":{\"params\":{\"staker\":\"address\"},\"returns\":{\"_0\":\"uint256 staker's staked principal amount\"}},\"getTotalCommunityStakedAmount()\":{\"returns\":{\"_0\":\"uint256 total amount staked by community stakers in ARPA wei\"}},\"getTotalDelegatedAmount()\":{\"returns\":{\"_0\":\"uint256 staked amount that is used when calculating delegation rewards in ARPA wei\"}},\"getTotalFrozenAmount()\":{\"details\":\"Used to make sure that contract's balance is correct. total staked amount + total frozen amount + available rewards = current balance\",\"returns\":{\"_0\":\"uint256 the sum of frozen operator principals that have not been withdrawn from the staking pool in ARPA wei.\"}},\"getTotalStakedAmount()\":{\"returns\":{\"_0\":\"uint256 total amount staked by community stakers and operators in ARPA wei\"}},\"isActive()\":{\"returns\":{\"_0\":\"bool pool status\"}},\"lock(address,uint256)\":{\"params\":{\"amount\":\"Amount to lock\",\"staker\":\"Node address\"}},\"migrate(bytes)\":{\"params\":{\"data\":\"Migration path details\"}},\"newReward(uint256,uint256)\":{\"details\":\"Should only callable by the Owner\",\"params\":{\"amount\":\"The amount of rewards to add to the pool\",\"rewardDuration\":\"The duration of the reward\"}},\"owner()\":{\"details\":\"Returns the address of the current owner.\"},\"paused()\":{\"details\":\"Returns true if the contract is paused, and false otherwise.\"},\"proposeMigrationTarget(address)\":{\"params\":{\"migrationTarget\":\"Contract address to migrate stakes to.\"}},\"renounceOwnership()\":{\"details\":\"Leaves the contract without owner. It will not be possible to call `onlyOwner` functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner.\"},\"setController(address)\":{\"details\":\"Should only be callable by the owner\",\"params\":{\"controller\":\"The address of the controller contract\"}},\"setPoolConfig(uint256,uint256)\":{\"params\":{\"maxCommunityStakeAmount\":\"The max amount of ARPA a community staker can stake\",\"maxPoolSize\":\"The max amount of staked ARPA by community stakers allowed in the pool\"}},\"slashDelegationReward(address,uint256)\":{\"params\":{\"amount\":\"Amount to slash\",\"staker\":\"Node address\"}},\"start(uint256,uint256)\":{\"details\":\"Uses ERC20 approve + transferFrom flow\",\"params\":{\"amount\":\"rewards amount in ARPA\",\"rewardDuration\":\"rewards duration in seconds\"}},\"transferOwnership(address)\":{\"details\":\"Transfers ownership of the contract to a new account (`newOwner`). Can only be called by the current owner.\"},\"unlock(address,uint256)\":{\"params\":{\"amount\":\"Amount to unlock\",\"staker\":\"Node address\"}}},\"version\":1},\"userdoc\":{\"errors\":{\"AccessForbidden()\":[{\"notice\":\"This error is thrown whenever an address does not have access to successfully execute a transaction\"}],\"AlreadyInitialized()\":[{\"notice\":\"This error is thrown when the reward is already initialized\"}],\"ExcessiveStakeAmount(uint256)\":[{\"notice\":\"This error is raised when stakers attempt to stake past pool limits.\"}],\"ExistingLockedStakeFound(address)\":[{\"notice\":\"This error is raised when attempting to unstake with existing locked staking amount.\"}],\"ExistingStakeFound(address)\":[{\"notice\":\"This error is raised when addresses with existing stake is added as an operator.\"}],\"FrozenPrincipalDoesNotExist(address)\":[{\"notice\":\"This error is raised when attempting to claim frozen principal that does not exist.\"}],\"InadequateInitialOperatorsCount(uint256,uint256)\":[{\"notice\":\"This error is raised when attempting to start staking with less than the minimum required node operators\"}],\"InadequateOperatorLockedStakingAmount(uint256)\":[{\"notice\":\"This error is raised when attempting to unlock with more than the current locked staking amount\"}],\"InadequateStakingAmount(uint256)\":[{\"notice\":\"This error is raised when attempting to unstake with more than the current staking amount.\"}],\"InvalidDelegationRate()\":[{\"notice\":\"This error is thrown when an zero delegation rate is supplied\"}],\"InvalidMaxStakeAmount(uint256)\":[{\"notice\":\"This error is raised when attempting to decrease maximum stake amount for community stakers or node operators\"}],\"InvalidMigrationTarget()\":[{\"notice\":\"This error is raised when the contract owner supplies a non-contract migration target.\"}],\"InvalidMinCommunityStakeAmount()\":[{\"notice\":\"This error is thrown when an invalid min community stake amount is supplied\"}],\"InvalidOperatorStakeAmount()\":[{\"notice\":\"This error is thrown when an invalid operator stake amount is supplied\"}],\"InvalidPoolSize(uint256)\":[{\"notice\":\"This error is raised when attempting to decrease maximum pool size.\"}],\"InvalidPoolStatus(bool,bool)\":[{\"notice\":\"Surfaces the required pool status to perform an operation (true if open / false if closed)\"}],\"InvalidZeroAddress()\":[{\"notice\":\"This error is thrown whenever a zero-address is supplied when a non-zero address is required\"}],\"NoBaseRewardForOperator()\":[{\"notice\":\"This error is raised when attempting to claim rewards by an operator.\"}],\"OperatorAlreadyExists(address)\":[{\"notice\":\"This error is raised when an address is duplicated in the supplied list of operators. This can happen in addOperators and setFeedOperators functions.\"}],\"OperatorDoesNotExist(address)\":[{\"notice\":\"This error is raised when lock/unlock/slash is called on an operator that does not exist.\"}],\"RewardDurationTooShort()\":[{\"notice\":\"This error is thrown when the updated reward duration is too short\"}],\"SenderNotController()\":[{\"notice\":\"This error is thrown whenever the sender is not controller contract\"}],\"StakeNotFound(address)\":[{\"notice\":\"This error is raised when stakers attempt to exit the pool.\"}],\"UnstakeOperatorWithPartialAmount(address)\":[{\"notice\":\"This error is raised when attempting to unstake with partial amount by an operator.\"}],\"UnstakeWithZeroAmount(address)\":[{\"notice\":\"This error is raised when attempting to unstake with zero amount.\"}]},\"events\":{\"ControllerSet(address)\":{\"notice\":\"This event is emitted when the controller is set.\"},\"DelegationRewardSlashed(address,uint256)\":{\"notice\":\"This event is emitted when a node gets delegation reward slashed.\"},\"FrozenPrincipalClaimed(address,uint256)\":{\"notice\":\"This event is emitted when a staker claims frozen principal.\"},\"Locked(address,uint256)\":{\"notice\":\"This event is emitted when a node locks stake in the pool.\"},\"Migrated(address,uint256,uint256,uint256,bytes)\":{\"notice\":\"This event is emitted when a staker migrates their stake to the migration target.\"},\"MigrationTargetAccepted(address)\":{\"notice\":\"This event is emitted after a 7 day period has passed since a migration target is proposed, and the target is accepted.\"},\"MigrationTargetProposed(address)\":{\"notice\":\"This event is emitted when a migration target is proposed by the contract owner.\"},\"RewardClaimed(address,uint256)\":{\"notice\":\"This event is emitted when a staker claims base reward.\"},\"Staked(address,uint256,uint256)\":{\"notice\":\"This event is emitted when a staker adds stake to the pool.\"},\"Unlocked(address,uint256)\":{\"notice\":\"This event is emitted when a node unlocks stake in the pool.\"},\"Unstaked(address,uint256,uint256,uint256)\":{\"notice\":\"This event is emitted when a staker exits the pool.\"}},\"kind\":\"user\",\"methods\":{\"acceptMigrationTarget()\":{\"notice\":\"This function allows the contract owner to accept a proposed migration target address after a waiting period.\"},\"addOperators(address[])\":{\"notice\":\"Adds one or more operators to a list of operators\"},\"addReward(uint256,uint256)\":{\"notice\":\"This function can be called to add rewards to the pool when the reward is not depleted\"},\"claim()\":{\"notice\":\"This function allows community stakers to claim base rewards and frozen principals(if any).\"},\"claimFrozenPrincipal()\":{\"notice\":\"This function allows stakers to claim frozen principals.\"},\"claimReward()\":{\"notice\":\"This function allows stakers to claim base rewards.\"},\"emergencyPause()\":{\"notice\":\"This function pauses staking\"},\"emergencyUnpause()\":{\"notice\":\"This function unpauses staking\"},\"getCommunityStakersCount()\":{\"notice\":\"This count all community stakers that have a staking balance greater than 0.\"},\"getDelegatesCount()\":{\"notice\":\"Delegates count increases after an operator is added to the list of operators and stakes the required amount.\"},\"getLockedAmount(address)\":{\"notice\":\"This function returns the locked amount of a node.\"},\"getMigrationTarget()\":{\"notice\":\"This function returns the migration target contract address\"},\"getTotalDelegatedAmount()\":{\"notice\":\"Total delegated amount is calculated by dividing the total community staker staked amount by the delegation rate, i.e. totalDelegatedAmount = pool.totalCommunityStakedAmount / delegationRateDenominator\"},\"isActive()\":{\"notice\":\"The staking pool starts closed and only allows stakers to stake once it's opened\"},\"isOperator(address)\":{\"notice\":\"Returns true if an address is an operator\"},\"lock(address,uint256)\":{\"notice\":\"This function allows controller to lock staking amount for a node.\"},\"migrate(bytes)\":{\"notice\":\"This function allows stakers to migrate funds to a new staking pool.\"},\"newReward(uint256,uint256)\":{\"notice\":\"This function can be called to add rewards to the pool when the reward is depleted\"},\"proposeMigrationTarget(address)\":{\"notice\":\"This function allows the contract owner to set a proposed migration target address. If the migration target is valid it renounces the previously accepted migration target (if any).\"},\"setController(address)\":{\"notice\":\"Set controller contract address\"},\"setPoolConfig(uint256,uint256)\":{\"notice\":\"Set the pool config\"},\"slashDelegationReward(address,uint256)\":{\"notice\":\"This function allows controller to slash delegation reward of a node.\"},\"stake(uint256)\":{\"notice\":\"This function allows stakers to stake.\"},\"start(uint256,uint256)\":{\"notice\":\"Transfers ARPA tokens and initializes the reward\"},\"unlock(address,uint256)\":{\"notice\":\"This function allows controller to unlock staking amount for a node.\"},\"unstake(uint256)\":{\"notice\":\"This function allows stakers to unstake. It returns base and delegation rewards, and makes principle frozen for later claiming.\"}},\"version\":1}},\"settings\":{\"compilationTarget\":{\"lib/Staking-v0.1/src/Staking.sol\":\"Staking\"},\"evmVersion\":\"paris\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":300},\"remappings\":[\":Staking-v0.1/=lib/Staking-v0.1/src/\",\":ds-test/=lib/forge-std/lib/ds-test/src/\",\":forge-std/=lib/forge-std/src/\",\":openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/\",\":openzeppelin-contracts/=lib/openzeppelin-contracts/\"]},\"sources\":{\"lib/Staking-v0.1/src/Staking.sol\":{\"keccak256\":\"0xfae5a9d16286cf3ebb4312cab54a4775d0d6c8fee124cb5e06db9428e8c114a8\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://94fa499fe14c4ec77b4955e11935f0ca704d8c92c36346d2f6aa8c90f64c47e3\",\"dweb:/ipfs/QmXu9ytWKpNbPZ21fhiDKssjiFCVcSPM5zigeSZnVKxbsj\"]},\"lib/Staking-v0.1/src/interfaces/IMigratable.sol\":{\"keccak256\":\"0xdcbea6ba5bc890aed9b5f975b9e6b966d9d57e9b06a0fa97b3284563dfb319e4\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://8d3f167729c0d72f9c496979fecc6308f68507c348133b7d36ac69107089ef61\",\"dweb:/ipfs/QmP5aNgDW3MZdExh8uFwE8cgbLbyB4nVdGGi5Fcxj5Es4C\"]},\"lib/Staking-v0.1/src/interfaces/IMigrationTarget.sol\":{\"keccak256\":\"0xb64a6d220eef97a465ea69fb1ff126e243f95d0f47d420cc4dc92689eacec29c\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://c444eff2a431d19626e5454c1e279ac6aa0996fbe499a4604d5008c4381103d8\",\"dweb:/ipfs/Qmd9ntjiZpMv2ZRG5QnauFiPaftHCEVrs4GpaytMeATRth\"]},\"lib/Staking-v0.1/src/interfaces/INodeStaking.sol\":{\"keccak256\":\"0x61fc4eedf6e2a273668363fca439f533fed249e6de11b79ff2bd26b6ff975963\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://e26dfe1e161b7bbe8f679a7629b9240925d0aca42f035f930c2e4eb01c9e164c\",\"dweb:/ipfs/QmTpM3TdfFVN8D6YdodfMwLwbEPXeG1oV38NKTt7qM99C8\"]},\"lib/Staking-v0.1/src/interfaces/IStaking.sol\":{\"keccak256\":\"0x7c6816885cf02c893d8b310526119431e819503eca410407e8a8220533c3cddd\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://ab88960f01ff0f2a7cd57cd72cae3b8406ff409a0c4d0634487fc85543accab0\",\"dweb:/ipfs/Qmf3yUa6NKm4CLvTe2ie6HU4jrCBRRPvBhTR4mUWW7ovP9\"]},\"lib/Staking-v0.1/src/interfaces/IStakingOwner.sol\":{\"keccak256\":\"0x8b5d9ad89d4b3232278220cfbf2d923173e9adbd709d918918bd7010083ef2eb\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://6d59dd6fe7312cf78cacbaf444333c916bedf91dcc9cfdfe9684d62edb85fdb8\",\"dweb:/ipfs/QmZPRxQDxN2ZyJFaZngEpQDK5HXQVqhx7ChA69Jp5JS3yu\"]},\"lib/Staking-v0.1/src/interfaces/TypeAndVersionInterface.sol\":{\"keccak256\":\"0x9b822b01bed3d2de1e63da99475df2f31e46567c59e75297c27ef867d462e437\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://30903a5f2f7cd0b066c4c884c0a062282ee9c1590316f2e48ce423b558241f1a\",\"dweb:/ipfs/QmeF648BxynwJ6XQZyzAFZYuTXTtdsxWm94T7TAaSzQ9RW\"]},\"lib/Staking-v0.1/src/libraries/RewardLib.sol\":{\"keccak256\":\"0x8288d5fed978e7c70f766bc67e9eddaab9c0527ccbb36adade79bfba447c42cd\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://670c03e12aa7cf527345aa45490e88f7da38bb3044310e8af2e7328c559fd184\",\"dweb:/ipfs/QmZUE7UhgTm8pgoYZtmxLXZA8kFi7SBajS7pf1odWNvRxP\"]},\"lib/Staking-v0.1/src/libraries/SafeCast.sol\":{\"keccak256\":\"0xd5982cf8f01665faaea59554ccbbb6072567be60f3d3e112a7e60df4d1b1eab7\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://cefc1390ff02017d6c01f5f8a154ba923c707cd7845b5f5ddffaf5b6c1d81f37\",\"dweb:/ipfs/QmdDfFDPp4HjBrE4iGpP8zmwxyKTXSKFu2ZkbdAnaJphCT\"]},\"lib/Staking-v0.1/src/libraries/StakingPoolLib.sol\":{\"keccak256\":\"0xfdf304ea35cbbf910eada9de41fffc7ee733e72085820b04576b4f29f16b6287\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://3888fde893ab24788596b443d6a9e848035662b64f14c793f55f7b723c92f804\",\"dweb:/ipfs/QmY9Hcu1vf1cquL57gNBi7vhHrLo9vC9QiEVkQ25Urq5RJ\"]},\"lib/openzeppelin-contracts/contracts/access/Ownable.sol\":{\"keccak256\":\"0xa94b34880e3c1b0b931662cb1c09e5dfa6662f31cba80e07c5ee71cd135c9673\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://40fb1b5102468f783961d0af743f91b9980cf66b50d1d12009f6bb1869cea4d2\",\"dweb:/ipfs/QmYqEbJML4jB1GHbzD4cUZDtJg5wVwNm3vDJq1GbyDus8y\"]},\"lib/openzeppelin-contracts/contracts/interfaces/IERC165.sol\":{\"keccak256\":\"0xd04b0f06e0666f29cf7cccc82894de541e19bb30a765b107b1e40bb7fe5f7d7a\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://7b652499d098e88d8d878374616bb58434301061cae2253298b3f374044e0ddb\",\"dweb:/ipfs/QmbhAzctqo5jrSKU6idHdVyqfmzCcDbNUPvmx4GiXxfA6q\"]},\"lib/openzeppelin-contracts/contracts/security/Pausable.sol\":{\"keccak256\":\"0x0849d93b16c9940beb286a7864ed02724b248b93e0d80ef6355af5ef15c64773\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://4ddabb16009cd17eaca3143feadf450ac13e72919ebe2ca50e00f61cb78bc004\",\"dweb:/ipfs/QmSPwPxX7d6TTWakN5jy5wsaGkS1y9TW8fuhGSraMkLk2B\"]},\"lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol\":{\"keccak256\":\"0x00c839ff53d07d19db2e7cfa1e5133f9ee90a8d64b0e2e57f50446a2d1a3a0e0\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://3dac621d015a68a5251b1e5d41dda0faf252699bf6e8bcf46a958b29964d9dd1\",\"dweb:/ipfs/QmP9axjgZv4cezAhALoTemM62sdLtMDJ9MGTxECnNwHgSJ\"]},\"lib/openzeppelin-contracts/contracts/token/ERC20/extensions/IERC20Permit.sol\":{\"keccak256\":\"0x35e258421ae206f3db37281cea70871b4c3553914734aa76139a41af60ac1abb\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://2ef94b6bc4ee356db612a1849c615f7dd4b15542d6c8584c86bb9243a7913cf0\",\"dweb:/ipfs/QmaxFj5NFpAjjitZtHPNS9PPtCuBATaRz9ktDDRCQCQ83y\"]},\"lib/openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol\":{\"keccak256\":\"0x41506aed9d344097236aaff05216674af38e177288787519d49b71f6396c4af8\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://47a4a1d11e3e7c610b12da694f3d406527027e7963cfb7bf302af0b902615d7e\",\"dweb:/ipfs/QmeDwStpqytetvjaq7KA7cQRVPDwxmZySYdEXkvw2DDxsr\"]},\"lib/openzeppelin-contracts/contracts/utils/Address.sol\":{\"keccak256\":\"0x2e53602b96c1bf97c731ed3e2a981b4f85e23a9410a5ebd36e549a4cc93340dc\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://523f47b3ecc6d4e47b4b998d3356199988eef8a42a10dff5a3660d5f9e76cc71\",\"dweb:/ipfs/QmRLH8CNvDsuLzNCjsbpLM3RHD9he5ESXroYoDT3tpaTCA\"]},\"lib/openzeppelin-contracts/contracts/utils/Context.sol\":{\"keccak256\":\"0xe2e337e6dde9ef6b680e07338c493ebea1b5fd09b43424112868e9cc1706bca7\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://6df0ddf21ce9f58271bdfaa85cde98b200ef242a05a3f85c2bc10a8294800a92\",\"dweb:/ipfs/QmRK2Y5Yc6BK7tGKkgsgn3aJEQGi5aakeSPZvS65PV8Xp3\"]},\"lib/openzeppelin-contracts/contracts/utils/introspection/IERC165.sol\":{\"keccak256\":\"0x447a5f3ddc18419d41ff92b3773fb86471b1db25773e07f877f548918a185bf1\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://be161e54f24e5c6fae81a12db1a8ae87bc5ae1b0ddc805d82a1440a68455088f\",\"dweb:/ipfs/QmP7C3CHdY9urF4dEMb9wmsp1wMxHF6nhA2yQE5SKiPAdy\"]},\"lib/openzeppelin-contracts/contracts/utils/math/Math.sol\":{\"keccak256\":\"0x5d9242699672087b2f423dfab23a3b8326448f58da4e38cd9e4ba6a3e7e153a2\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://aa2d66521307fbe5942f90c0fed06bf9269e2a083b5d0d57861da938e83fa8b4\",\"dweb:/ipfs/QmPAJDLtTqWX6XTekr5WZEPgNPYReADj1Z4wbt3YPWmB1b\"]}},\"version\":1}",
  "metadata": {
    "compiler": {
      "version": "0.8.18+commit.87f61d96"
    },
    "language": "Solidity",
    "output": {
      "abi": [
        {
          "inputs": [
            {
              "internalType": "struct Staking.PoolConstructorParams",
              "name": "params",
              "type": "tuple",
              "components": [
                {
                  "internalType": "contract IERC20",
                  "name": "arpa",
                  "type": "address"
                },
                {
                  "internalType": "uint256",
                  "name": "initialMaxPoolSize",
                  "type": "uint256"
                },
                {
                  "internalType": "uint256",
                  "name": "initialMaxCommunityStakeAmount",
                  "type": "uint256"
                },
                {
                  "internalType": "uint256",
                  "name": "minCommunityStakeAmount",
                  "type": "uint256"
                },
                {
                  "internalType": "uint256",
                  "name": "operatorStakeAmount",
                  "type": "uint256"
                },
                {
                  "internalType": "uint256",
                  "name": "minInitialOperatorCount",
                  "type": "uint256"
                },
                {
                  "internalType": "uint256",
                  "name": "minRewardDuration",
                  "type": "uint256"
                },
                {
                  "internalType": "uint256",
                  "name": "delegationRateDenominator",
                  "type": "uint256"
                },
                {
                  "internalType": "uint256",
                  "name": "unstakeFreezingDuration",
                  "type": "uint256"
                }
              ]
            }
          ],
          "stateMutability": "nonpayable",
          "type": "constructor"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "AccessForbidden"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "AlreadyInitialized"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "CastError"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "remainingAmount",
              "type": "uint256"
            }
          ],
          "type": "error",
          "name": "ExcessiveStakeAmount"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "operator",
              "type": "address"
            }
          ],
          "type": "error",
          "name": "ExistingLockedStakeFound"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            }
          ],
          "type": "error",
          "name": "ExistingStakeFound"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            }
          ],
          "type": "error",
          "name": "FrozenPrincipalDoesNotExist"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "currentOperatorsCount",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "minInitialOperatorsCount",
              "type": "uint256"
            }
          ],
          "type": "error",
          "name": "InadequateInitialOperatorsCount"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "currentLockedStakingAmount",
              "type": "uint256"
            }
          ],
          "type": "error",
          "name": "InadequateOperatorLockedStakingAmount"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "currentStakingAmount",
              "type": "uint256"
            }
          ],
          "type": "error",
          "name": "InadequateStakingAmount"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "requiredAmount",
              "type": "uint256"
            }
          ],
          "type": "error",
          "name": "InsufficientStakeAmount"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "InvalidDelegationRate"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "maxStakeAmount",
              "type": "uint256"
            }
          ],
          "type": "error",
          "name": "InvalidMaxStakeAmount"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "InvalidMigrationTarget"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "InvalidMinCommunityStakeAmount"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "InvalidOperatorStakeAmount"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "maxPoolSize",
              "type": "uint256"
            }
          ],
          "type": "error",
          "name": "InvalidPoolSize"
        },
        {
          "inputs": [
            {
              "internalType": "bool",
              "name": "currentStatus",
              "type": "bool"
            },
            {
              "internalType": "bool",
              "name": "requiredStatus",
              "type": "bool"
            }
          ],
          "type": "error",
          "name": "InvalidPoolStatus"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "InvalidZeroAddress"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "NoBaseRewardForOperator"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "operator",
              "type": "address"
            }
          ],
          "type": "error",
          "name": "OperatorAlreadyExists"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "operator",
              "type": "address"
            }
          ],
          "type": "error",
          "name": "OperatorDoesNotExist"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "RewardDurationTooShort"
        },
        {
          "inputs": [],
          "type": "error",
          "name": "SenderNotController"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            }
          ],
          "type": "error",
          "name": "StakeNotFound"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "operator",
              "type": "address"
            }
          ],
          "type": "error",
          "name": "UnstakeOperatorWithPartialAmount"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            }
          ],
          "type": "error",
          "name": "UnstakeWithZeroAmount"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "controller",
              "type": "address",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "ControllerSet",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "amount",
              "type": "uint256",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "DelegationRewardSlashed",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "principal",
              "type": "uint256",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "FrozenPrincipalClaimed",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "newLock",
              "type": "uint256",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "Locked",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "principal",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "baseReward",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "delegationReward",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "bytes",
              "name": "data",
              "type": "bytes",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "Migrated",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "migrationTarget",
              "type": "address",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "MigrationTargetAccepted",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "migrationTarget",
              "type": "address",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "MigrationTargetProposed",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "previousOwner",
              "type": "address",
              "indexed": true
            },
            {
              "internalType": "address",
              "name": "newOwner",
              "type": "address",
              "indexed": true
            }
          ],
          "type": "event",
          "name": "OwnershipTransferred",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "account",
              "type": "address",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "Paused",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "baseReward",
              "type": "uint256",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "RewardClaimed",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "newStake",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "totalStake",
              "type": "uint256",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "Staked",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "arpaAddress",
              "type": "address",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "initialMaxPoolSize",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "initialMaxCommunityStakeAmount",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "minCommunityStakeAmount",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "operatorStakeAmount",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "minInitialOperatorCount",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "minRewardDuration",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "delegationRateDenominator",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "unstakeFreezingDuration",
              "type": "uint256",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "StakingConfigSet",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "newUnlock",
              "type": "uint256",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "Unlocked",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "account",
              "type": "address",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "Unpaused",
          "anonymous": false
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "principal",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "baseReward",
              "type": "uint256",
              "indexed": false
            },
            {
              "internalType": "uint256",
              "name": "delegationReward",
              "type": "uint256",
              "indexed": false
            }
          ],
          "type": "event",
          "name": "Unstaked",
          "anonymous": false
        },
        {
          "inputs": [],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "acceptMigrationTarget"
        },
        {
          "inputs": [
            {
              "internalType": "address[]",
              "name": "operators",
              "type": "address[]"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "addOperators"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "amount",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "rewardDuration",
              "type": "uint256"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "addReward"
        },
        {
          "inputs": [],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "claim"
        },
        {
          "inputs": [],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "claimFrozenPrincipal"
        },
        {
          "inputs": [],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "claimReward"
        },
        {
          "inputs": [],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "emergencyPause"
        },
        {
          "inputs": [],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "emergencyUnpause"
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getArpaToken",
          "outputs": [
            {
              "internalType": "address",
              "name": "",
              "type": "address"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getAvailableReward",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            }
          ],
          "stateMutability": "view",
          "type": "function",
          "name": "getBaseReward",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "",
              "type": "address"
            }
          ],
          "stateMutability": "view",
          "type": "function",
          "name": "getClaimablePrincipalAmount",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "claimingPrincipal",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getCommunityStakerLimits",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getCommunityStakersCount",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getController",
          "outputs": [
            {
              "internalType": "address",
              "name": "",
              "type": "address"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getDelegatesCount",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getDelegationRateDenominator",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            }
          ],
          "stateMutability": "view",
          "type": "function",
          "name": "getDelegationReward",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            }
          ],
          "stateMutability": "view",
          "type": "function",
          "name": "getFrozenPrincipal",
          "outputs": [
            {
              "internalType": "uint96[]",
              "name": "amounts",
              "type": "uint96[]"
            },
            {
              "internalType": "uint256[]",
              "name": "unlockTimestamps",
              "type": "uint256[]"
            }
          ]
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            }
          ],
          "stateMutability": "view",
          "type": "function",
          "name": "getLockedAmount",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getMaxPoolSize",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getMigrationTarget",
          "outputs": [
            {
              "internalType": "address",
              "name": "",
              "type": "address"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getOperatorLimit",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getRewardRate",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getRewardTimestamps",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            }
          ],
          "stateMutability": "view",
          "type": "function",
          "name": "getStake",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getTotalCommunityStakedAmount",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getTotalDelegatedAmount",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getTotalFrozenAmount",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "getTotalStakedAmount",
          "outputs": [
            {
              "internalType": "uint256",
              "name": "",
              "type": "uint256"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "isActive",
          "outputs": [
            {
              "internalType": "bool",
              "name": "",
              "type": "bool"
            }
          ]
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            }
          ],
          "stateMutability": "view",
          "type": "function",
          "name": "isOperator",
          "outputs": [
            {
              "internalType": "bool",
              "name": "",
              "type": "bool"
            }
          ]
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            },
            {
              "internalType": "uint256",
              "name": "amount",
              "type": "uint256"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "lock"
        },
        {
          "inputs": [
            {
              "internalType": "bytes",
              "name": "data",
              "type": "bytes"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "migrate"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "amount",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "rewardDuration",
              "type": "uint256"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "newReward"
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "owner",
          "outputs": [
            {
              "internalType": "address",
              "name": "",
              "type": "address"
            }
          ]
        },
        {
          "inputs": [],
          "stateMutability": "view",
          "type": "function",
          "name": "paused",
          "outputs": [
            {
              "internalType": "bool",
              "name": "",
              "type": "bool"
            }
          ]
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "migrationTarget",
              "type": "address"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "proposeMigrationTarget"
        },
        {
          "inputs": [],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "renounceOwnership"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "controller",
              "type": "address"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "setController"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "maxPoolSize",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "maxCommunityStakeAmount",
              "type": "uint256"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "setPoolConfig"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            },
            {
              "internalType": "uint256",
              "name": "amount",
              "type": "uint256"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "slashDelegationReward"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "amount",
              "type": "uint256"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "stake"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "amount",
              "type": "uint256"
            },
            {
              "internalType": "uint256",
              "name": "rewardDuration",
              "type": "uint256"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "start"
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "newOwner",
              "type": "address"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "transferOwnership"
        },
        {
          "inputs": [],
          "stateMutability": "pure",
          "type": "function",
          "name": "typeAndVersion",
          "outputs": [
            {
              "internalType": "string",
              "name": "",
              "type": "string"
            }
          ]
        },
        {
          "inputs": [
            {
              "internalType": "address",
              "name": "staker",
              "type": "address"
            },
            {
              "internalType": "uint256",
              "name": "amount",
              "type": "uint256"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "unlock"
        },
        {
          "inputs": [
            {
              "internalType": "uint256",
              "name": "amount",
              "type": "uint256"
            }
          ],
          "stateMutability": "nonpayable",
          "type": "function",
          "name": "unstake"
        }
      ],
      "devdoc": {
        "kind": "dev",
        "methods": {
          "addOperators(address[])": {
            "details": "Required conditions for adding operators: - Operators can only be added to the pool if they have no prior stake. - Operators cannot be added to the pool after staking ends.",
            "params": {
              "operators": "A list of operator addresses to add"
            }
          },
          "addReward(uint256,uint256)": {
            "details": "Should only be callable by the owner",
            "params": {
              "amount": "The amount of rewards to add to the pool",
              "rewardDuration": "The duration of the reward"
            }
          },
          "emergencyPause()": {
            "details": "Sets the pause flag to true"
          },
          "emergencyUnpause()": {
            "details": "Sets the pause flag to false"
          },
          "getArpaToken()": {
            "returns": {
              "_0": "address ARPA token contract's address that is used by the pool"
            }
          },
          "getAvailableReward()": {
            "details": "This reflects how many rewards were made available over the lifetime of the staking pool.",
            "returns": {
              "_0": "uint256 total amount of ARPA tokens made available for rewards in ARPA wei"
            }
          },
          "getBaseReward(address)": {
            "returns": {
              "_0": "uint256 amount of base rewards earned by a staker in ARPA wei"
            }
          },
          "getClaimablePrincipalAmount(address)": {
            "returns": {
              "claimingPrincipal": "uint256 amount of ARPA wei that can be claimed as frozen principal by a staker"
            }
          },
          "getCommunityStakerLimits()": {
            "returns": {
              "_0": "uint256 minimum amount that can be staked by a community staker",
              "_1": "uint256 maximum amount that can be staked by a community staker"
            }
          },
          "getCommunityStakersCount()": {
            "returns": {
              "_0": "uint256 number of staking community stakers that are eligible for base rewards"
            }
          },
          "getController()": {
            "returns": {
              "_0": "address controller contract's address that is used by the pool"
            }
          },
          "getDelegatesCount()": {
            "returns": {
              "_0": "uint256 number of staking operators that are eligible for delegation rewards"
            }
          },
          "getDelegationRateDenominator()": {
            "returns": {
              "_0": "uint256 current delegation rate"
            }
          },
          "getDelegationReward(address)": {
            "returns": {
              "_0": "uint256 amount of delegation rewards earned by an operator in ARPA wei"
            }
          },
          "getFrozenPrincipal(address)": {
            "returns": {
              "amounts": "total amounts of ARPA wei that is currently frozen by the staker",
              "unlockTimestamps": "timestamps when the frozen principal can be withdrawn"
            }
          },
          "getLockedAmount(address)": {
            "params": {
              "staker": "Node address"
            }
          },
          "getMaxPoolSize()": {
            "returns": {
              "_0": "uint256 current maximum staking pool size"
            }
          },
          "getOperatorLimit()": {
            "returns": {
              "_0": "uint256 amount that should be staked by an operator"
            }
          },
          "getRewardRate()": {
            "returns": {
              "_0": "uint256 current reward rate, expressed in arpa weis per second"
            }
          },
          "getRewardTimestamps()": {
            "returns": {
              "_0": "uint256 reward initialization timestamp",
              "_1": "uint256 reward expiry timestamp"
            }
          },
          "getStake(address)": {
            "params": {
              "staker": "address"
            },
            "returns": {
              "_0": "uint256 staker's staked principal amount"
            }
          },
          "getTotalCommunityStakedAmount()": {
            "returns": {
              "_0": "uint256 total amount staked by community stakers in ARPA wei"
            }
          },
          "getTotalDelegatedAmount()": {
            "returns": {
              "_0": "uint256 staked amount that is used when calculating delegation rewards in ARPA wei"
            }
          },
          "getTotalFrozenAmount()": {
            "details": "Used to make sure that contract's balance is correct. total staked amount + total frozen amount + available rewards = current balance",
            "returns": {
              "_0": "uint256 the sum of frozen operator principals that have not been withdrawn from the staking pool in ARPA wei."
            }
          },
          "getTotalStakedAmount()": {
            "returns": {
              "_0": "uint256 total amount staked by community stakers and operators in ARPA wei"
            }
          },
          "isActive()": {
            "returns": {
              "_0": "bool pool status"
            }
          },
          "lock(address,uint256)": {
            "params": {
              "amount": "Amount to lock",
              "staker": "Node address"
            }
          },
          "migrate(bytes)": {
            "params": {
              "data": "Migration path details"
            }
          },
          "newReward(uint256,uint256)": {
            "details": "Should only callable by the Owner",
            "params": {
              "amount": "The amount of rewards to add to the pool",
              "rewardDuration": "The duration of the reward"
            }
          },
          "owner()": {
            "details": "Returns the address of the current owner."
          },
          "paused()": {
            "details": "Returns true if the contract is paused, and false otherwise."
          },
          "proposeMigrationTarget(address)": {
            "params": {
              "migrationTarget": "Contract address to migrate stakes to."
            }
          },
          "renounceOwnership()": {
            "details": "Leaves the contract without owner. It will not be possible to call `onlyOwner` functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner."
          },
          "setController(address)": {
            "details": "Should only be callable by the owner",
            "params": {
              "controller": "The address of the controller contract"
            }
          },
          "setPoolConfig(uint256,uint256)": {
            "params": {
              "maxCommunityStakeAmount": "The max amount of ARPA a community staker can stake",
              "maxPoolSize": "The max amount of staked ARPA by community stakers allowed in the pool"
            }
          },
          "slashDelegationReward(address,uint256)": {
            "params": {
              "amount": "Amount to slash",
              "staker": "Node address"
            }
          },
          "start(uint256,uint256)": {
            "details": "Uses ERC20 approve + transferFrom flow",
            "params": {
              "amount": "rewards amount in ARPA",
              "rewardDuration": "rewards duration in seconds"
            }
          },
          "transferOwnership(address)": {
            "details": "Transfers ownership of the contract to a new account (`newOwner`). Can only be called by the current owner."
          },
          "unlock(address,uint256)": {
            "params": {
              "amount": "Amount to unlock",
              "staker": "Node address"
            }
          }
        },
        "version": 1
      },
      "userdoc": {
        "kind": "user",
        "methods": {
          "acceptMigrationTarget()": {
            "notice": "This function allows the contract owner to accept a proposed migration target address after a waiting period."
          },
          "addOperators(address[])": {
            "notice": "Adds one or more operators to a list of operators"
          },
          "addReward(uint256,uint256)": {
            "notice": "This function can be called to add rewards to the pool when the reward is not depleted"
          },
          "claim()": {
            "notice": "This function allows community stakers to claim base rewards and frozen principals(if any)."
          },
          "claimFrozenPrincipal()": {
            "notice": "This function allows stakers to claim frozen principals."
          },
          "claimReward()": {
            "notice": "This function allows stakers to claim base rewards."
          },
          "emergencyPause()": {
            "notice": "This function pauses staking"
          },
          "emergencyUnpause()": {
            "notice": "This function unpauses staking"
          },
          "getCommunityStakersCount()": {
            "notice": "This count all community stakers that have a staking balance greater than 0."
          },
          "getDelegatesCount()": {
            "notice": "Delegates count increases after an operator is added to the list of operators and stakes the required amount."
          },
          "getLockedAmount(address)": {
            "notice": "This function returns the locked amount of a node."
          },
          "getMigrationTarget()": {
            "notice": "This function returns the migration target contract address"
          },
          "getTotalDelegatedAmount()": {
            "notice": "Total delegated amount is calculated by dividing the total community staker staked amount by the delegation rate, i.e. totalDelegatedAmount = pool.totalCommunityStakedAmount / delegationRateDenominator"
          },
          "isActive()": {
            "notice": "The staking pool starts closed and only allows stakers to stake once it's opened"
          },
          "isOperator(address)": {
            "notice": "Returns true if an address is an operator"
          },
          "lock(address,uint256)": {
            "notice": "This function allows controller to lock staking amount for a node."
          },
          "migrate(bytes)": {
            "notice": "This function allows stakers to migrate funds to a new staking pool."
          },
          "newReward(uint256,uint256)": {
            "notice": "This function can be called to add rewards to the pool when the reward is depleted"
          },
          "proposeMigrationTarget(address)": {
            "notice": "This function allows the contract owner to set a proposed migration target address. If the migration target is valid it renounces the previously accepted migration target (if any)."
          },
          "setController(address)": {
            "notice": "Set controller contract address"
          },
          "setPoolConfig(uint256,uint256)": {
            "notice": "Set the pool config"
          },
          "slashDelegationReward(address,uint256)": {
            "notice": "This function allows controller to slash delegation reward of a node."
          },
          "stake(uint256)": {
            "notice": "This function allows stakers to stake."
          },
          "start(uint256,uint256)": {
            "notice": "Transfers ARPA tokens and initializes the reward"
          },
          "unlock(address,uint256)": {
            "notice": "This function allows controller to unlock staking amount for a node."
          },
          "unstake(uint256)": {
            "notice": "This function allows stakers to unstake. It returns base and delegation rewards, and makes principle frozen for later claiming."
          }
        },
        "version": 1
      }
    },
    "settings": {
      "remappings": [
        ":Staking-v0.1/=lib/Staking-v0.1/src/",
        ":ds-test/=lib/forge-std/lib/ds-test/src/",
        ":forge-std/=lib/forge-std/src/",
        ":openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
        ":openzeppelin-contracts/=lib/openzeppelin-contracts/"
      ],
      "optimizer": {
        "enabled": true,
        "runs": 300
      },
      "metadata": {
        "bytecodeHash": "ipfs"
      },
      "compilationTarget": {
        "lib/Staking-v0.1/src/Staking.sol": "Staking"
      },
      "libraries": {}
    },
    "sources": {
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    },
    "version": 1
  },
  "ast": {
    "absolutePath": "lib/Staking-v0.1/src/Staking.sol",
    "id": 2583,
    "exportedSymbols": {
      "IERC165": [
        34389
      ],
      "IERC20": [
        33394
      ],
      "IMigratable": [
        2633
      ],
      "IMigrationTarget": [
        2644
      ],
      "INodeStaking": [
        2705
      ],
      "IStaking": [
        2932
      ],
      "IStakingOwner": [
        3001
      ],
      "Math": [
        35255
      ],
      "Ownable": [
        32191
      ],
      "Pausable": [
        32729
      ],
      "RewardLib": [
        3585
      ],
      "SafeCast": [
        3702
      ],
      "SafeERC20": [
        33736
      ],
      "Staking": [
        2582
      ],
      "StakingPoolLib": [
        4134
      ],
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                "name": "StakingPoolLib.Pool",
                "nameLocations": [
                  "2549:14:0",
                  "2564:4:0"
                ],
                "nodeType": "IdentifierPath",
                "referencedDeclaration": 3853,
                "src": "2549:19:0"
              },
              "referencedDeclaration": 3853,
              "src": "2549:19:0",
              "typeDescriptions": {
                "typeIdentifier": "t_struct$_Pool_$3853_storage_ptr",
                "typeString": "struct StakingPoolLib.Pool"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 96,
            "nodeType": "VariableDeclaration",
            "src": "2589:33:0",
            "nodes": [],
            "constant": false,
            "mutability": "mutable",
            "name": "_reward",
            "nameLocation": "2615:7:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_struct$_Reward_$3094_storage",
              "typeString": "struct RewardLib.Reward"
            },
            "typeName": {
              "id": 95,
              "nodeType": "UserDefinedTypeName",
              "pathNode": {
                "id": 94,
                "name": "RewardLib.Reward",
                "nameLocations": [
                  "2589:9:0",
                  "2599:6:0"
                ],
                "nodeType": "IdentifierPath",
                "referencedDeclaration": 3094,
                "src": "2589:16:0"
              },
              "referencedDeclaration": 3094,
              "src": "2589:16:0",
              "typeDescriptions": {
                "typeIdentifier": "t_struct$_Reward_$3094_storage_ptr",
                "typeString": "struct RewardLib.Reward"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 99,
            "nodeType": "VariableDeclaration",
            "src": "2683:28:0",
            "nodes": [],
            "constant": false,
            "documentation": {
              "id": 97,
              "nodeType": "StructuredDocumentation",
              "src": "2628:50:0",
              "text": "@notice The address of the controller contract"
            },
            "mutability": "mutable",
            "name": "_controller",
            "nameLocation": "2700:11:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_address",
              "typeString": "address"
            },
            "typeName": {
              "id": 98,
              "name": "address",
              "nodeType": "ElementaryTypeName",
              "src": "2683:7:0",
              "stateMutability": "nonpayable",
              "typeDescriptions": {
                "typeIdentifier": "t_address",
                "typeString": "address"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 102,
            "nodeType": "VariableDeclaration",
            "src": "2784:41:0",
            "nodes": [],
            "constant": false,
            "documentation": {
              "id": 100,
              "nodeType": "StructuredDocumentation",
              "src": "2717:62:0",
              "text": "@notice The proposed address stakers will migrate funds to"
            },
            "mutability": "mutable",
            "name": "_proposedMigrationTarget",
            "nameLocation": "2801:24:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_address",
              "typeString": "address"
            },
            "typeName": {
              "id": 101,
              "name": "address",
              "nodeType": "ElementaryTypeName",
              "src": "2784:7:0",
              "stateMutability": "nonpayable",
              "typeDescriptions": {
                "typeIdentifier": "t_address",
                "typeString": "address"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 105,
            "nodeType": "VariableDeclaration",
            "src": "2906:43:0",
            "nodes": [],
            "constant": false,
            "documentation": {
              "id": 103,
              "nodeType": "StructuredDocumentation",
              "src": "2831:70:0",
              "text": "@notice The timestamp of when the migration target was proposed at"
            },
            "mutability": "mutable",
            "name": "_proposedMigrationTargetAt",
            "nameLocation": "2923:26:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_uint256",
              "typeString": "uint256"
            },
            "typeName": {
              "id": 104,
              "name": "uint256",
              "nodeType": "ElementaryTypeName",
              "src": "2906:7:0",
              "typeDescriptions": {
                "typeIdentifier": "t_uint256",
                "typeString": "uint256"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 108,
            "nodeType": "VariableDeclaration",
            "src": "3018:33:0",
            "nodes": [],
            "constant": false,
            "documentation": {
              "id": 106,
              "nodeType": "StructuredDocumentation",
              "src": "2955:58:0",
              "text": "@notice The address stakers can migrate their funds to"
            },
            "mutability": "mutable",
            "name": "_migrationTarget",
            "nameLocation": "3035:16:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_address",
              "typeString": "address"
            },
            "typeName": {
              "id": 107,
              "name": "address",
              "nodeType": "ElementaryTypeName",
              "src": "3018:7:0",
              "stateMutability": "nonpayable",
              "typeDescriptions": {
                "typeIdentifier": "t_address",
                "typeString": "address"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 111,
            "nodeType": "VariableDeclaration",
            "src": "3125:47:0",
            "nodes": [],
            "constant": false,
            "documentation": {
              "id": 109,
              "nodeType": "StructuredDocumentation",
              "src": "3058:62:0",
              "text": "@notice The stake amount that a node operator should stake"
            },
            "mutability": "immutable",
            "name": "_operatorStakeAmount",
            "nameLocation": "3152:20:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_uint256",
              "typeString": "uint256"
            },
            "typeName": {
              "id": 110,
              "name": "uint256",
              "nodeType": "ElementaryTypeName",
              "src": "3125:7:0",
              "typeDescriptions": {
                "typeIdentifier": "t_uint256",
                "typeString": "uint256"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 114,
            "nodeType": "VariableDeclaration",
            "src": "3253:51:0",
            "nodes": [],
            "constant": false,
            "documentation": {
              "id": 112,
              "nodeType": "StructuredDocumentation",
              "src": "3178:70:0",
              "text": "@notice The minimum stake amount that a community staker can stake"
            },
            "mutability": "immutable",
            "name": "_minCommunityStakeAmount",
            "nameLocation": "3280:24:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_uint256",
              "typeString": "uint256"
            },
            "typeName": {
              "id": 113,
              "name": "uint256",
              "nodeType": "ElementaryTypeName",
              "src": "3253:7:0",
              "typeDescriptions": {
                "typeIdentifier": "t_uint256",
                "typeString": "uint256"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 117,
            "nodeType": "VariableDeclaration",
            "src": "3412:51:0",
            "nodes": [],
            "constant": false,
            "documentation": {
              "id": 115,
              "nodeType": "StructuredDocumentation",
              "src": "3310:97:0",
              "text": "@notice The minimum number of node operators required to initialize the\n staking pool."
            },
            "mutability": "immutable",
            "name": "_minInitialOperatorCount",
            "nameLocation": "3439:24:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_uint256",
              "typeString": "uint256"
            },
            "typeName": {
              "id": 116,
              "name": "uint256",
              "nodeType": "ElementaryTypeName",
              "src": "3412:7:0",
              "typeDescriptions": {
                "typeIdentifier": "t_uint256",
                "typeString": "uint256"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 120,
            "nodeType": "VariableDeclaration",
            "src": "3574:45:0",
            "nodes": [],
            "constant": false,
            "documentation": {
              "id": 118,
              "nodeType": "StructuredDocumentation",
              "src": "3469:100:0",
              "text": "@notice The minimum reward duration after pool config updates and pool\n reward extensions"
            },
            "mutability": "immutable",
            "name": "_minRewardDuration",
            "nameLocation": "3601:18:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_uint256",
              "typeString": "uint256"
            },
            "typeName": {
              "id": 119,
              "name": "uint256",
              "nodeType": "ElementaryTypeName",
              "src": "3574:7:0",
              "typeDescriptions": {
                "typeIdentifier": "t_uint256",
                "typeString": "uint256"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 123,
            "nodeType": "VariableDeclaration",
            "src": "3747:53:0",
            "nodes": [],
            "constant": false,
            "documentation": {
              "id": 121,
              "nodeType": "StructuredDocumentation",
              "src": "3625:117:0",
              "text": "@notice Used to calculate delegated stake amount\n = amount / delegation rate denominator = 100% / 100 = 1%"
            },
            "mutability": "immutable",
            "name": "_delegationRateDenominator",
            "nameLocation": "3774:26:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_uint256",
              "typeString": "uint256"
            },
            "typeName": {
              "id": 122,
              "name": "uint256",
              "nodeType": "ElementaryTypeName",
              "src": "3747:7:0",
              "typeDescriptions": {
                "typeIdentifier": "t_uint256",
                "typeString": "uint256"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 126,
            "nodeType": "VariableDeclaration",
            "src": "3870:51:0",
            "nodes": [],
            "constant": false,
            "documentation": {
              "id": 124,
              "nodeType": "StructuredDocumentation",
              "src": "3806:59:0",
              "text": "@notice The freeze duration for stakers after unstaking"
            },
            "mutability": "immutable",
            "name": "_unstakeFreezingDuration",
            "nameLocation": "3897:24:0",
            "scope": 2582,
            "stateVariable": true,
            "storageLocation": "default",
            "typeDescriptions": {
              "typeIdentifier": "t_uint256",
              "typeString": "uint256"
            },
            "typeName": {
              "id": 125,
              "name": "uint256",
              "nodeType": "ElementaryTypeName",
              "src": "3870:7:0",
              "typeDescriptions": {
                "typeIdentifier": "t_uint256",
                "typeString": "uint256"
              }
            },
            "visibility": "internal"
          },
          {
            "id": 146,
            "nodeType": "EventDefinition",
            "src": "3928:380:0",
            "nodes": [],
            "anonymous": false,
            "eventSelector": "4f5fcb1be0e233ce19a3f1a9544465fca14a2e18bb8d6e4821ed92d0c6272b3a",
            "name": "StakingConfigSet",
            "nameLocation": "3934:16:0",
            "parameters": {
              "id": 145,
              "nodeType": "ParameterList",
              "parameters": [
                {
                  "constant": false,
                  "id": 128,
                  "indexed": false,
                  "mutability": "mutable",
                  "name": "arpaAddress",
                  "nameLocation": "3968:11:0",
                  "nodeType": "VariableDeclaration",
                  "scope": 146,
                  "src": "3960:19:0",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_address",
                    "typeString": "address"
                  },
                  "typeName": {
                    "id": 127,
                    "name": "address",
                    "nodeType": "ElementaryTypeName",
                    "src": "3960:7:0",
                    "stateMutability": "nonpayable",
                    "typeDescriptions": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    }
                  },
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 130,
                  "indexed": false,
                  "mutability": "mutable",
                  "name": "initialMaxPoolSize",
                  "nameLocation": "3997:18:0",
                  "nodeType": "VariableDeclaration",
                  "scope": 146,
                  "src": "3989:26:0",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 129,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "3989:7:0",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 132,
                  "indexed": false,
                  "mutability": "mutable",
                  "name": "initialMaxCommunityStakeAmount",
                  "nameLocation": "4033:30:0",
                  "nodeType": "VariableDeclaration",
                  "scope": 146,
                  "src": "4025:38:0",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 131,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "4025:7:0",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 134,
                  "indexed": false,
                  "mutability": "mutable",
                  "name": "minCommunityStakeAmount",
                  "nameLocation": "4081:23:0",
                  "nodeType": "VariableDeclaration",
                  "scope": 146,
                  "src": "4073:31:0",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 133,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "4073:7:0",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 136,
                  "indexed": false,
                  "mutability": "mutable",
                  "name": "operatorStakeAmount",
                  "nameLocation": "4122:19:0",
                  "nodeType": "VariableDeclaration",
                  "scope": 146,
                  "src": "4114:27:0",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 135,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "4114:7:0",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 138,
                  "indexed": false,
                  "mutability": "mutable",
                  "name": "minInitialOperatorCount",
                  "nameLocation": "4159:23:0",
                  "nodeType": "VariableDeclaration",
                  "scope": 146,
                  "src": "4151:31:0",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 137,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "4151:7:0",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 140,
                  "indexed": false,
                  "mutability": "mutable",
                  "name": "minRewardDuration",
                  "nameLocation": "4200:17:0",
                  "nodeType": "VariableDeclaration",
                  "scope": 146,
                  "src": "4192:25:0",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 139,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "4192:7:0",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 142,
                  "indexed": false,
                  "mutability": "mutable",
                  "name": "delegationRateDenominator",
                  "nameLocation": "4235:25:0",
                  "nodeType": "VariableDeclaration",
                  "scope": 146,
                  "src": "4227:33:0",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 141,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "4227:7:0",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 144,
                  "indexed": false,
                  "mutability": "mutable",
                  "name": "unstakeFreezingDuration",
                  "nameLocation": "4278:23:0",
                  "nodeType": "VariableDeclaration",
                  "scope": 146,
                  "src": "4270:31:0",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 143,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "4270:7:0",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "visibility": "internal"
                }
              ],
              "src": "3950:357:0"
            }
          },
          {
            "id": 274,
            "nodeType": "FunctionDefinition",
            "src": "4314:1536:0",
            "nodes": [],
            "body": {
              "id": 273,
              "nodeType": "Block",
              "src": "4363:1487:0",
              "nodes": [],
              "statements": [
                {
                  "condition": {
                    "commonType": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    },
                    "id": 161,
                    "isConstant": false,
                    "isLValue": false,
                    "isPure": false,
                    "lValueRequested": false,
                    "leftExpression": {
                      "arguments": [
                        {
                          "expression": {
                            "id": 154,
                            "name": "params",
                            "nodeType": "Identifier",
                            "overloadedDeclarations": [],
                            "referencedDeclaration": 149,
                            "src": "4385:6:0",
                            "typeDescriptions": {
                              "typeIdentifier": "t_struct$_PoolConstructorParams_$87_memory_ptr",
                              "typeString": "struct Staking.PoolConstructorParams memory"
                            }
                          },
                          "id": 155,
                          "isConstant": false,
                          "isLValue": true,
                          "isPure": false,
                          "lValueRequested": false,
                          "memberLocation": "4392:4:0",
                          "memberName": "arpa",
                          "nodeType": "MemberAccess",
                          "referencedDeclaration": 62,
                          "src": "4385:11:0",
                          "typeDescriptions": {
                            "typeIdentifier": "t_contract$_IERC20_$33394",
                            "typeString": "contract IERC20"
                          }
                        }
                      ],
                      "expression": {
                        "argumentTypes": [
                          {
                            "typeIdentifier": "t_contract$_IERC20_$33394",
                            "typeString": "contract IERC20"
                          }
                        ],
                        "id": 153,
                        "isConstant": false,
                        "isLValue": false,
                        "isPure": true,
                        "lValueRequested": false,
                        "nodeType": "ElementaryTypeNameExpression",
                        "src": "4377:7:0",
                        "typeDescriptions": {
                          "typeIdentifier": "t_type$_t_address_$",
                          "typeString": "type(address)"
                        },
                        "typeName": {
                          "id": 152,
                          "name": "address",
                          "nodeType": "ElementaryTypeName",
                          "src": "4377:7:0",
                          "typeDescriptions": {}
                        }
                      },
                      "id": 156,
                      "isConstant": false,
                      "isLValue": false,
                      "isPure": false,
                      "kind": "typeConversion",
                      "lValueRequested": false,
                      "nameLocations": [],
                      "names": [],
                      "nodeType": "FunctionCall",
                      "src": "4377:20:0",
                      "tryCall": false,
                      "typeDescriptions": {
                        "typeIdentifier": "t_address",
                        "typeString": "address"
                      }
                    },
                    "nodeType": "BinaryOperation",
                    "operator": "==",
                    "rightExpression": {
                      "arguments": [
                        {
                          "hexValue": "30",
                          "id": 159,
                          "isConstant": false,
                          "isLValue": false,
                          "isPure": true,
                          "kind": "number",
                          "lValueRequested": false,
                          "nodeType": "Literal",
                          "src": "4409:1:0",
                          "typeDescriptions": {
                            "typeIdentifier": "t_rational_0_by_1",
                            "typeString": "int_const 0"
                          },
                          "value": "0"
                        }
                      ],
                      "expression": {
                        "argumentTypes": [
                          {
                            "typeIdentifier": "t_rational_0_by_1",
                            "typeString": "int_const 0"
                          }
                        ],
                        "id": 158,
                        "isConstant": false,
                        "isLValue": false,
                        "isPure": true,
                        "lValueRequested": false,
                        "nodeType": "ElementaryTypeNameExpression",
                        "src": "4401:7:0",
                        "typeDescriptions": {
                          "typeIdentifier": "t_type$_t_address_$",
                          "typeString": "type(address)"
                        },
                        "typeName": {
                          "id": 157,
                          "name": "address",
                          "nodeType": "ElementaryTypeName",
                          "src": "4401:7:0",
                          "typeDescriptions": {}
                        }
                      },
                      "id": 160,
                      "isConstant": false,
                      "isLValue": false,
                      "isPure": true,
                      "kind": "typeConversion",
                      "lValueRequested": false,
                      "nameLocations": [],
                      "names": [],
                      "nodeType": "FunctionCall",
                      "src": "4401:10:0",
                      "tryCall": false,
                      "typeDescriptions": {
                        "typeIdentifier": "t_address",
                        "typeString": "address"
                      }
                    },
                    "src": "4377:34:0",
                    "typeDescriptions": {
                      "typeIdentifier": "t_bool",
                      "typeString": "bool"
                    }
                  },
                  "id": 165,
                  "nodeType": "IfStatement",
                  "src": "4373:67:0",
                  "trueBody": {
                    "errorCall": {
                      "arguments": [],
                      "expression": {
                        "argumentTypes": [],
                        "id": 162,
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