Contract Source Code (Solidity Standard Json-Input format)

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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;

contract WheelxReceiver {
    // --- Errors ---

    struct Call {
        address to;
        bytes data;
        uint256 value;
    }

    error CallFailed();
    error Unauthorized();
    error NativeTransferFailed();

    // --- Events ---

    event WheelxDeposit(bytes32 indexed data, uint256 amount);

    // --- Fields ---

    address private immutable SOLVER;

    // --- Constructor ---

    constructor(address solver) {
        SOLVER = solver;
    }

    // --- Public methods ---

    fallback() payable external {
        send(SOLVER, msg.value);
        emit WheelxDeposit(to_bytes32(msg.data), msg.value);
    }

    function forward(bytes calldata data) payable external {
        send(SOLVER, msg.value);
        emit WheelxDeposit(to_bytes32(data), msg.value);
    }

    function makeCalls(Call[] calldata calls) external payable {
        if (msg.sender != SOLVER) {
            revert Unauthorized();
        }

        unchecked {
            uint256 length = calls.length;
            for (uint256 i; i < length; i++) {
                Call memory c = calls[i];

                (bool success, ) = c.to.call{value: c.value}(c.data);
                if (!success) {
                    revert CallFailed();
                }
            }
        }
    }
    // --- Internal methods ---

    function to_bytes32(bytes memory data) internal pure returns (bytes32 converted) {
        assembly {
            converted := mload(add(data, 32))
        }
    }

    function send(address to, uint256 value) internal {
        bool success;
        assembly {
            // Save gas by avoiding copying the return data to memory.
            // Provide at most 100k gas to the internal call, which is
            // more than enough to cover common use-cases of logic for
            // receiving native tokens (eg. SCW payable fallbacks).
            success := call(100000, to, value, 0, 0, 0, 0)
        }

        if (!success) {
            revert NativeTransferFailed();
        }
    }
}

{
  "remappings": [
    "@permit2/=lib/permit2/src/",
    "@arbitrum/=node_modules/@arbitrum/",
    "@axelar-network/=node_modules/@axelar-network/",
    "@chainlink/=node_modules/@chainlink/",
    "@eth-optimism/=node_modules/@eth-optimism/",
    "@hyperlane-xyz/=node_modules/@hyperlane-xyz/core/contracts/",
    "@layerzerolabs/=node_modules/@layerzerolabs/",
    "@offchainlabs/=node_modules/@offchainlabs/",
    "@openzeppelin/=node_modules/@openzeppelin/",
    "@scroll-tech/=node_modules/@scroll-tech/",
    "@uniswap/=node_modules/@uniswap/",
    "@zksync/=node_modules/@zksync/",
    "fx-portal/=node_modules/fx-portal/",
    "hardhat-deploy/=node_modules/hardhat-deploy/",
    "solady/=lib/solady/src/",
    "solidity-bytes-utils/=node_modules/solidity-bytes-utils/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 10000
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "none",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "viaIR": false
}

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[{"inputs":[{"internalType":"address","name":"solver","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"CallFailed","type":"error"},{"inputs":[],"name":"NativeTransferFailed","type":"error"},{"inputs":[],"name":"Unauthorized","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"data","type":"bytes32"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"WheelxDeposit","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[{"internalType":"bytes","name":"data","type":"bytes"}],"name":"forward","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"to","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"},{"internalType":"uint256","name":"value","type":"uint256"}],"internalType":"struct WheelxReceiver.Call[]","name":"calls","type":"tuple[]"}],"name":"makeCalls","outputs":[],"stateMutability":"payable","type":"function"}]

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0000000000000000000000004fd0fc39eb0d56fe8250496dbfc81c39b1021ac6

-----Decoded View---------------
Arg [0] : solver (address): 0x4fd0FC39eb0d56FE8250496DbFC81c39B1021ac6

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000004fd0fc39eb0d56fe8250496dbfc81c39b1021ac6