{
    "Function": "execute",
    "File": "contracts/interfaces/IAxelarForecallable.sol",
    "Parent Contracts": [],
    "High-Level Calls": [
        "IAxelarGateway"
    ],
    "Internal Calls": [
        "keccak256(bytes)",
        "abi.encode()",
        "abi.encode()",
        "revert NotApprovedByGateway()",
        "keccak256(bytes)",
        "_execute",
        "keccak256(bytes)"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function execute(\n        bytes32 commandId,\n        string calldata sourceChain,\n        string calldata sourceAddress,\n        bytes calldata payload\n    ) external {\n        bytes32 payloadHash = keccak256(payload);\n        if (!gateway.validateContractCall(commandId, sourceChain, sourceAddress, payloadHash)) revert NotApprovedByGateway();\n        address forecaller = forecallers[keccak256(abi.encode(sourceChain, sourceAddress, payload))];\n        if (forecaller != address(0)) {\n            forecallers[keccak256(abi.encode(sourceChain, sourceAddress, payload))] = address(0);\n        } else {\n            _execute(sourceChain, sourceAddress, payload);\n        }\n    }"
}