{
  "name": "Ownable",
  "events": [
    {
      "name": "OwnershipTransferred",
      "args": [
        {
          "name": "previous_owner",
          "ty": {
            "Option": "Key"
          },
          "is_ref": false,
          "is_slice": false,
          "is_required": true
        },
        {
          "name": "new_owner",
          "ty": {
            "Option": "Key"
          },
          "is_ref": false,
          "is_slice": false,
          "is_required": true
        }
      ]
    }
  ],
  "entrypoints": [
    {
      "name": "init",
      "args": [],
      "is_mutable": true,
      "return_ty": "Unit",
      "ty": "Constructor",
      "attributes": []
    },
    {
      "name": "transfer_ownership",
      "args": [
        {
          "name": "new_owner",
          "ty": "Key",
          "is_ref": false,
          "is_slice": false,
          "is_required": true
        }
      ],
      "is_mutable": true,
      "return_ty": "Unit",
      "ty": "Public",
      "attributes": []
    },
    {
      "name": "renounce_ownership",
      "args": [],
      "is_mutable": true,
      "return_ty": "Unit",
      "ty": "Public",
      "attributes": []
    },
    {
      "name": "get_owner",
      "args": [],
      "is_mutable": false,
      "return_ty": "Key",
      "ty": "Public",
      "attributes": []
    },
    {
      "name": "assert_owner",
      "args": [
        {
          "name": "address",
          "ty": "Key",
          "is_ref": false,
          "is_slice": false,
          "is_required": true
        }
      ],
      "is_mutable": false,
      "return_ty": "Unit",
      "ty": "Public",
      "attributes": []
    },
    {
      "name": "get_optional_owner",
      "args": [],
      "is_mutable": false,
      "return_ty": {
        "Option": "Key"
      },
      "ty": "Public",
      "attributes": []
    },
    {
      "name": "unchecked_transfer_ownership",
      "args": [
        {
          "name": "new_owner",
          "ty": {
            "Option": "Key"
          },
          "is_ref": false,
          "is_slice": false,
          "is_required": true
        }
      ],
      "is_mutable": true,
      "return_ty": "Unit",
      "ty": "Public",
      "attributes": []
    }
  ]
}