{ "contractName": "DSTokenBaseMeta", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "src", "type": "address" }, { "indexed": true, "internalType": "address", "name": "guy", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "Approval", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "user", "type": "address" }, { "indexed": false, "internalType": "address payable", "name": "relayerAddress", "type": "address" }, { "indexed": false, "internalType": "bytes", "name": "functionSignature", "type": "bytes" } ], "name": "MetaTransactionExecuted", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "src", "type": "address" }, { "indexed": true, "internalType": "address", "name": "dst", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "Transfer", "type": "event" }, { "inputs": [ { "internalType": "address", "name": "_user", "type": "address" }, { "internalType": "bytes", "name": "_payload", "type": "bytes" }, { "internalType": "bytes32", "name": "_sigR", "type": "bytes32" }, { "internalType": "bytes32", "name": "_sigS", "type": "bytes32" }, { "internalType": "uint8", "name": "_sigV", "type": "uint8" } ], "name": "executeMetaTransaction", "outputs": [ { "internalType": "bytes", "name": "", "type": "bytes" } ], "stateMutability": "payable", "type": "function" }, { "inputs": [], "name": "getChainId", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_user", "type": "address" } ], "name": "getMetatransactionNonce", "outputs": [ { "internalType": "uint256", "name": "nonce", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_owner", "type": "address" }, { "internalType": "uint256", "name": "_nonce", "type": "uint256" }, { "internalType": "uint256", "name": "_chainId", "type": "uint256" }, { "internalType": "bytes", "name": "_payload", "type": "bytes" }, { "internalType": "bytes32", "name": "_sigR", "type": "bytes32" }, { "internalType": "bytes32", "name": "_sigS", "type": "bytes32" }, { "internalType": "uint8", "name": "_sigV", "type": "uint8" } ], "name": "verify", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "totalSupply", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "src", "type": "address" } ], "name": "balanceOf", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "src", "type": "address" }, { "internalType": "address", "name": "guy", "type": "address" } ], "name": "allowance", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "dst", "type": "address" }, { "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "transfer", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "src", "type": "address" }, { "internalType": "address", "name": "dst", "type": "address" }, { "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "transferFrom", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "guy", "type": "address" }, { "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "approve", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "nonpayable", "type": "function" } ], "devdoc": { "kind": "dev", "methods": { "executeMetaTransaction(address,bytes,bytes32,bytes32,uint8)": { "params": { "_payload": "Function call to make via meta transaction", "_sigR": "R part of the signature", "_sigS": "S part of the signature", "_sigV": "V part of the signature", "_user": "Address of user trying to do meta transaction" } } }, "version": 1 }, "userdoc": { "kind": "user", "methods": { "executeMetaTransaction(address,bytes,bytes32,bytes32,uint8)": { "notice": "Main function to be called when user wants to execute meta transaction. The actual function to be called should be passed as param with name functionSignature Here the basic signature recovery is being used. Signature is expected to be generated using personal_sign method." } }, "version": 1 } }