{
  "contractName": "TestFeeRebateToken",
  "abi": [
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "_vendingMachine",
          "type": "address"
        }
      ],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "constructor"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "address",
          "name": "owner",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "address",
          "name": "approved",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "uint256",
          "name": "tokenId",
          "type": "uint256"
        }
      ],
      "name": "Approval",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "address",
          "name": "owner",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "address",
          "name": "operator",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "bool",
          "name": "approved",
          "type": "bool"
        }
      ],
      "name": "ApprovalForAll",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "address",
          "name": "from",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "address",
          "name": "to",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "uint256",
          "name": "tokenId",
          "type": "uint256"
        }
      ],
      "name": "Transfer",
      "type": "event"
    },
    {
      "constant": false,
      "inputs": [
        {
          "internalType": "address",
          "name": "to",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "tokenId",
          "type": "uint256"
        }
      ],
      "name": "approve",
      "outputs": [],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [
        {
          "internalType": "address",
          "name": "owner",
          "type": "address"
        }
      ],
      "name": "balanceOf",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [
        {
          "internalType": "uint256",
          "name": "_tokenId",
          "type": "uint256"
        }
      ],
      "name": "exists",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [
        {
          "internalType": "uint256",
          "name": "tokenId",
          "type": "uint256"
        }
      ],
      "name": "getApproved",
      "outputs": [
        {
          "internalType": "address",
          "name": "",
          "type": "address"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [
        {
          "internalType": "address",
          "name": "owner",
          "type": "address"
        },
        {
          "internalType": "address",
          "name": "operator",
          "type": "address"
        }
      ],
      "name": "isApprovedForAll",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": false,
      "inputs": [
        {
          "internalType": "address",
          "name": "_to",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "_tokenId",
          "type": "uint256"
        }
      ],
      "name": "mint",
      "outputs": [],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [],
      "name": "name",
      "outputs": [
        {
          "internalType": "string",
          "name": "",
          "type": "string"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [
        {
          "internalType": "uint256",
          "name": "tokenId",
          "type": "uint256"
        }
      ],
      "name": "ownerOf",
      "outputs": [
        {
          "internalType": "address",
          "name": "",
          "type": "address"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": false,
      "inputs": [
        {
          "internalType": "address",
          "name": "from",
          "type": "address"
        },
        {
          "internalType": "address",
          "name": "to",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "tokenId",
          "type": "uint256"
        }
      ],
      "name": "safeTransferFrom",
      "outputs": [],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "constant": false,
      "inputs": [
        {
          "internalType": "address",
          "name": "from",
          "type": "address"
        },
        {
          "internalType": "address",
          "name": "to",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "tokenId",
          "type": "uint256"
        },
        {
          "internalType": "bytes",
          "name": "_data",
          "type": "bytes"
        }
      ],
      "name": "safeTransferFrom",
      "outputs": [],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "constant": false,
      "inputs": [
        {
          "internalType": "address",
          "name": "to",
          "type": "address"
        },
        {
          "internalType": "bool",
          "name": "approved",
          "type": "bool"
        }
      ],
      "name": "setApprovalForAll",
      "outputs": [],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [
        {
          "internalType": "bytes4",
          "name": "interfaceId",
          "type": "bytes4"
        }
      ],
      "name": "supportsInterface",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [],
      "name": "symbol",
      "outputs": [
        {
          "internalType": "string",
          "name": "",
          "type": "string"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [
        {
          "internalType": "uint256",
          "name": "tokenId",
          "type": "uint256"
        }
      ],
      "name": "tokenURI",
      "outputs": [
        {
          "internalType": "string",
          "name": "",
          "type": "string"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": false,
      "inputs": [
        {
          "internalType": "address",
          "name": "from",
          "type": "address"
        },
        {
          "internalType": "address",
          "name": "to",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "tokenId",
          "type": "uint256"
        }
      ],
      "name": "transferFrom",
      "outputs": [],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "constant": false,
      "inputs": [
        {
          "internalType": "address",
          "name": "_account",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "_frtId",
          "type": "uint256"
        }
      ],
      "name": "forceMint",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "constant": false,
      "inputs": [
        {
          "internalType": "uint256",
          "name": "_frtId",
          "type": "uint256"
        }
      ],
      "name": "burn",
      "outputs": [],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "function"
    }
  ],
  "metadata": "{\"compiler\":{\"version\":\"0.5.17+commit.d19bba13\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_vendingMachine\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"approved\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"operator\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"bool\",\"name\":\"approved\",\"type\":\"bool\"}],\"name\":\"ApprovalForAll\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_frtId\",\"type\":\"uint256\"}],\"name\":\"burn\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_tokenId\",\"type\":\"uint256\"}],\"name\":\"exists\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"_account\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_frtId\",\"type\":\"uint256\"}],\"name\":\"forceMint\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"getApproved\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"operator\",\"type\":\"address\"}],\"name\":\"isApprovedForAll\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_tokenId\",\"type\":\"uint256\"}],\"name\":\"mint\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"ownerOf\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"safeTransferFrom\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"name\":\"safeTransferFrom\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"bool\",\"name\":\"approved\",\"type\":\"bool\"}],\"name\":\"setApprovalForAll\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"bytes4\",\"name\":\"interfaceId\",\"type\":\"bytes4\"}],\"name\":\"supportsInterface\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"symbol\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"tokenURI\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"methods\":{\"approve(address,uint256)\":{\"details\":\"Approves another address to transfer the given token ID The zero address indicates there is no approved address. There can only be one approved address per token at a given time. Can only be called by the token owner or an approved operator.\",\"params\":{\"to\":\"address to be approved for the given token ID\",\"tokenId\":\"uint256 ID of the token to be approved\"}},\"balanceOf(address)\":{\"details\":\"Gets the balance of the specified address.\",\"params\":{\"owner\":\"address to query the balance of\"},\"return\":\"uint256 representing the amount owned by the passed address\"},\"burn(uint256)\":{\"details\":\"Delete a feeRebateToken. This function is used to                  test cases where the existence of an FRT impacts test outcomes.                  Must be called my the token owner.\",\"params\":{\"_frtId\":\"The Fee Rebate Token ID.\"}},\"exists(uint256)\":{\"details\":\"Returns whether the specified token exists.\",\"params\":{\"_tokenId\":\"uint256 ID of the token to query the existence of.\"},\"return\":\"bool whether the token exists.\"},\"forceMint(address,uint256)\":{\"details\":\"We can't call FeeRebateToken mint function from tests because of ACL.                  This function bypasses ACL and can be called in tests.                  Mints a token and assigns it to an account.                  Uses the internal _mint function.\",\"params\":{\"_account\":\"The account that will receive the token.\",\"_frtId\":\"The Fee Rebate Token ID.\"}},\"getApproved(uint256)\":{\"details\":\"Gets the approved address for a token ID, or zero if no address set Reverts if the token ID does not exist.\",\"params\":{\"tokenId\":\"uint256 ID of the token to query the approval of\"},\"return\":\"address currently approved for the given token ID\"},\"isApprovedForAll(address,address)\":{\"details\":\"Tells whether an operator is approved by a given owner.\",\"params\":{\"operator\":\"operator address which you want to query the approval of\",\"owner\":\"owner address which you want to query the approval of\"},\"return\":\"bool whether the given operator is approved by the given owner\"},\"mint(address,uint256)\":{\"details\":\"Mints a new token. Reverts if the given token ID already exists.\",\"params\":{\"_to\":\"The address that will own the minted token.\",\"_tokenId\":\"uint256 ID of the token to be minted.\"}},\"name()\":{\"details\":\"Gets the token name.\",\"return\":\"string representing the token name\"},\"ownerOf(uint256)\":{\"details\":\"Gets the owner of the specified token ID.\",\"params\":{\"tokenId\":\"uint256 ID of the token to query the owner of\"},\"return\":\"address currently marked as the owner of the given token ID\"},\"safeTransferFrom(address,address,uint256)\":{\"details\":\"Safely transfers the ownership of a given token ID to another address If the target address is a contract, it must implement `onERC721Received`, which is called upon a safe transfer, and return the magic value `bytes4(keccak256(\\\"onERC721Received(address,address,uint256,bytes)\\\"))`; otherwise, the transfer is reverted. Requires the msg.sender to be the owner, approved, or operator\",\"params\":{\"from\":\"current owner of the token\",\"to\":\"address to receive the ownership of the given token ID\",\"tokenId\":\"uint256 ID of the token to be transferred\"}},\"safeTransferFrom(address,address,uint256,bytes)\":{\"details\":\"Safely transfers the ownership of a given token ID to another address If the target address is a contract, it must implement `onERC721Received`, which is called upon a safe transfer, and return the magic value `bytes4(keccak256(\\\"onERC721Received(address,address,uint256,bytes)\\\"))`; otherwise, the transfer is reverted. Requires the msg.sender to be the owner, approved, or operator\",\"params\":{\"_data\":\"bytes data to send along with a safe transfer check\",\"from\":\"current owner of the token\",\"to\":\"address to receive the ownership of the given token ID\",\"tokenId\":\"uint256 ID of the token to be transferred\"}},\"setApprovalForAll(address,bool)\":{\"details\":\"Sets or unsets the approval of a given operator An operator is allowed to transfer all tokens of the sender on their behalf.\",\"params\":{\"approved\":\"representing the status of the approval to be set\",\"to\":\"operator address to set the approval\"}},\"supportsInterface(bytes4)\":{\"details\":\"See `IERC165.supportsInterface`.     * Time complexity O(1), guaranteed to always use less than 30 000 gas.\"},\"symbol()\":{\"details\":\"Gets the token symbol.\",\"return\":\"string representing the token symbol\"},\"tokenURI(uint256)\":{\"details\":\"Returns an URI for a given token ID. Throws if the token ID does not exist. May return an empty string.\",\"params\":{\"tokenId\":\"uint256 ID of the token to query\"}},\"transferFrom(address,address,uint256)\":{\"details\":\"Transfers the ownership of a given token ID to another address. Usage of this method is discouraged, use `safeTransferFrom` whenever possible. 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  "source": "pragma solidity 0.5.17;\n\nimport \"../../../contracts/system/FeeRebateToken.sol\";\n\ncontract TestFeeRebateToken is FeeRebateToken {\n\n    constructor(address _vendingMachine)\n        FeeRebateToken(_vendingMachine)\n    public{}\n\n    /// @dev             We can't call FeeRebateToken mint function from tests because of ACL.\n    ///                  This function bypasses ACL and can be called in tests.\n    ///                  Mints a token and assigns it to an account.\n    ///                  Uses the internal _mint function.\n    /// @param _account  The account that will receive the token.\n    /// @param _frtId    The Fee Rebate Token ID.\n    function forceMint(address _account, uint256 _frtId) public returns (bool) {\n        _mint(_account, _frtId);\n        return true;\n    }\n\n    /// @dev             Delete a feeRebateToken. This function is used to\n    ///                  test cases where the existence of an FRT impacts test outcomes.\n    ///                  Must be called my the token owner.\n    /// @param _frtId    The Fee Rebate Token ID.\n    function burn(uint256 _frtId) public {\n        _burn(msg.sender, _frtId);\n    }\n}\n",
  "sourcePath": "/home/runner/work/tbtc/tbtc/solidity/contracts/test/system/TestFeeRebateToken.sol",
  "ast": {
    "absolutePath": "/home/runner/work/tbtc/tbtc/solidity/contracts/test/system/TestFeeRebateToken.sol",
    "exportedSymbols": {
      "TestFeeRebateToken": [
        11023
      ]
    },
    "id": 11024,
    "nodeType": "SourceUnit",
    "nodes": [
      {
        "id": 10981,
        "literals": [
          "solidity",
          "0.5",
          ".17"
        ],
        "nodeType": "PragmaDirective",
        "src": "0:23:42"
      },
      {
        "absolutePath": "/home/runner/work/tbtc/tbtc/solidity/contracts/system/FeeRebateToken.sol",
        "file": "../../../contracts/system/FeeRebateToken.sol",
        "id": 10982,
        "nodeType": "ImportDirective",
        "scope": 11024,
        "sourceUnit": 6301,
        "src": "25:54:42",
        "symbolAliases": [],
        "unitAlias": ""
      },
      {
        "baseContracts": [
          {
            "arguments": null,
            "baseName": {
              "contractScope": null,
              "id": 10983,
              "name": "FeeRebateToken",
              "nodeType": "UserDefinedTypeName",
              "referencedDeclaration": 6300,
              "src": "112:14:42",
              "typeDescriptions": {
                "typeIdentifier": "t_contract$_FeeRebateToken_$6300",
                "typeString": "contract FeeRebateToken"
              }
            },
            "id": 10984,
            "nodeType": "InheritanceSpecifier",
            "src": "112:14:42"
          }
        ],
        "contractDependencies": [
          6300,
          9150,
          16712,
          16722,
          18055,
          18184,
          18287,
          18310
        ],
        "contractKind": "contract",
        "documentation": null,
        "fullyImplemented": true,
        "id": 11023,
        "linearizedBaseContracts": [
          11023,
          6300,
          9150,
          18184,
          18310,
          18055,
          18287,
          16712,
          16722
        ],
        "name": "TestFeeRebateToken",
        "nodeType": "ContractDefinition",
        "nodes": [
          {
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              "id": 10992,
              "nodeType": "Block",
              "src": "221:2:42",
              "statements": []
            },
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            "id": 10993,
            "implemented": true,
            "kind": "constructor",
            "modifiers": [
              {
                "arguments": [
                  {
                    "argumentTypes": null,
                    "id": 10989,
                    "name": "_vendingMachine",
                    "nodeType": "Identifier",
                    "overloadedDeclarations": [],
                    "referencedDeclaration": 10986,
                    "src": "194:15:42",
                    "typeDescriptions": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    }
                  }
                ],
                "id": 10990,
                "modifierName": {
                  "argumentTypes": null,
                  "id": 10988,
                  "name": "FeeRebateToken",
                  "nodeType": "Identifier",
                  "overloadedDeclarations": [],
                  "referencedDeclaration": 6300,
                  "src": "179:14:42",
                  "typeDescriptions": {
                    "typeIdentifier": "t_type$_t_contract$_FeeRebateToken_$6300_$",
                    "typeString": "type(contract FeeRebateToken)"
                  }
                },
                "nodeType": "ModifierInvocation",
                "src": "179:31:42"
              }
            ],
            "name": "",
            "nodeType": "FunctionDefinition",
            "parameters": {
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              "nodeType": "ParameterList",
              "parameters": [
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                  "constant": false,
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                    "typeString": "address"
                  },
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                    "name": "address",
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                    "src": "146:7:42",
                    "stateMutability": "nonpayable",
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                      "typeString": "address"
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                  "value": null,
                  "visibility": "internal"
                }
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              "src": "145:25:42"
            },
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              "src": "221:0:42"
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            "stateMutability": "nonpayable",
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            "visibility": "public"
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                          "typeString": "uint256"
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        },
        "return": "bool whether the token exists."
      },
      "forceMint(address,uint256)": {
        "details": "We can't call FeeRebateToken mint function from tests because of ACL.                  This function bypasses ACL and can be called in tests.                  Mints a token and assigns it to an account.                  Uses the internal _mint function.",
        "params": {
          "_account": "The account that will receive the token.",
          "_frtId": "The Fee Rebate Token ID."
        }
      },
      "getApproved(uint256)": {
        "details": "Gets the approved address for a token ID, or zero if no address set Reverts if the token ID does not exist.",
        "params": {
          "tokenId": "uint256 ID of the token to query the approval of"
        },
        "return": "address currently approved for the given token ID"
      },
      "isApprovedForAll(address,address)": {
        "details": "Tells whether an operator is approved by a given owner.",
        "params": {
          "operator": "operator address which you want to query the approval of",
          "owner": "owner address which you want to query the approval of"
        },
        "return": "bool whether the given operator is approved by the given owner"
      },
      "mint(address,uint256)": {
        "details": "Mints a new token. Reverts if the given token ID already exists.",
        "params": {
          "_to": "The address that will own the minted token.",
          "_tokenId": "uint256 ID of the token to be minted."
        }
      },
      "name()": {
        "details": "Gets the token name.",
        "return": "string representing the token name"
      },
      "ownerOf(uint256)": {
        "details": "Gets the owner of the specified token ID.",
        "params": {
          "tokenId": "uint256 ID of the token to query the owner of"
        },
        "return": "address currently marked as the owner of the given token ID"
      },
      "safeTransferFrom(address,address,uint256)": {
        "details": "Safely transfers the ownership of a given token ID to another address If the target address is a contract, it must implement `onERC721Received`, which is called upon a safe transfer, and return the magic value `bytes4(keccak256(\"onERC721Received(address,address,uint256,bytes)\"))`; otherwise, the transfer is reverted. Requires the msg.sender to be the owner, approved, or operator",
        "params": {
          "from": "current owner of the token",
          "to": "address to receive the ownership of the given token ID",
          "tokenId": "uint256 ID of the token to be transferred"
        }
      },
      "safeTransferFrom(address,address,uint256,bytes)": {
        "details": "Safely transfers the ownership of a given token ID to another address If the target address is a contract, it must implement `onERC721Received`, which is called upon a safe transfer, and return the magic value `bytes4(keccak256(\"onERC721Received(address,address,uint256,bytes)\"))`; otherwise, the transfer is reverted. Requires the msg.sender to be the owner, approved, or operator",
        "params": {
          "_data": "bytes data to send along with a safe transfer check",
          "from": "current owner of the token",
          "to": "address to receive the ownership of the given token ID",
          "tokenId": "uint256 ID of the token to be transferred"
        }
      },
      "setApprovalForAll(address,bool)": {
        "details": "Sets or unsets the approval of a given operator An operator is allowed to transfer all tokens of the sender on their behalf.",
        "params": {
          "approved": "representing the status of the approval to be set",
          "to": "operator address to set the approval"
        }
      },
      "supportsInterface(bytes4)": {
        "details": "See `IERC165.supportsInterface`.     * Time complexity O(1), guaranteed to always use less than 30 000 gas."
      },
      "symbol()": {
        "details": "Gets the token symbol.",
        "return": "string representing the token symbol"
      },
      "tokenURI(uint256)": {
        "details": "Returns an URI for a given token ID. Throws if the token ID does not exist. May return an empty string.",
        "params": {
          "tokenId": "uint256 ID of the token to query"
        }
      },
      "transferFrom(address,address,uint256)": {
        "details": "Transfers the ownership of a given token ID to another address. Usage of this method is discouraged, use `safeTransferFrom` whenever possible. Requires the msg.sender to be the owner, approved, or operator.",
        "params": {
          "from": "current owner of the token",
          "to": "address to receive the ownership of the given token ID",
          "tokenId": "uint256 ID of the token to be transferred"
        }
      }
    }
  },
  "userdoc": {
    "methods": {}
  }
}