[
    {
        "inputs": [
            {
                "internalType": "contract IERC20",
                "name": "_canonicalToken",
                "type": "address"
            }
        ],
        "stateMutability": "nonpayable",
        "type": "constructor"
    },
    {
        "inputs": [],
        "name": "canonicalToken",
        "outputs": [
            {
                "internalType": "contract IERC20",
                "name": "",
                "type": "address"
            }
        ],
        "stateMutability": "view",
        "type": "function"
    },
    {
        "inputs": [],
        "name": "messageSender",
        "outputs": [
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            }
        ],
        "stateMutability": "view",
        "type": "function"
    },
    {
        "inputs": [],
        "name": "messageSourceChainId",
        "outputs": [
            {
                "internalType": "bytes32",
                "name": "",
                "type": "bytes32"
            }
        ],
        "stateMutability": "view",
        "type": "function"
    },
    {
        "inputs": [],
        "name": "nextMessage",
        "outputs": [
            {
                "internalType": "address",
                "name": "target",
                "type": "address"
            },
            {
                "internalType": "bytes",
                "name": "message",
                "type": "bytes"
            },
            {
                "internalType": "address",
                "name": "sender",
                "type": "address"
            }
        ],
        "stateMutability": "view",
        "type": "function"
    },
    {
        "inputs": [
            {
                "internalType": "address",
                "name": "_target",
                "type": "address"
            },
            {
                "internalType": "bytes",
                "name": "_message",
                "type": "bytes"
            },
            {
                "internalType": "address",
                "name": "_sender",
                "type": "address"
            }
        ],
        "name": "receiveMessage",
        "outputs": [],
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "inputs": [],
        "name": "relayNextMessage",
        "outputs": [],
        "stateMutability": "nonpayable",
        "type": "function"
    },
    {
        "inputs": [],
        "name": "xDomainMessageSender",
        "outputs": [
            {
                "internalType": "address",
                "name": "",
                "type": "address"
            }
        ],
        "stateMutability": "view",
        "type": "function"
    }
]