Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

/// @title DN404Mirror
/// @notice DN404Mirror provides an interface for interacting with the
/// NFT tokens in a DN404 implementation.
///
/// @author vectorized.eth (@optimizoor)
/// @author Quit (@0xQuit)
/// @author Michael Amadi (@AmadiMichaels)
/// @author cygaar (@0xCygaar)
/// @author Thomas (@0xjustadev)
/// @author Harrison (@PopPunkOnChain)
///
/// @dev Note:
/// - The ERC721 data is stored in the base DN404 contract.
contract DN404Mirror {
    /*«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-*/
    /*                           EVENTS                           */
    /*-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»*/

    /// @dev Emitted when token `id` is transferred from `from` to `to`.
    event Transfer(address indexed from, address indexed to, uint256 indexed id);

    /// @dev Emitted when `owner` enables `account` to manage the `id` token.
    event Approval(address indexed owner, address indexed account, uint256 indexed id);

    /// @dev Emitted when `owner` enables or disables `operator` to manage all of their tokens.
    event ApprovalForAll(address indexed owner, address indexed operator, bool isApproved);

    /// @dev The ownership is transferred from `oldOwner` to `newOwner`.
    /// This is for marketplace signaling purposes. This contract has a `pullOwner()`
    /// function that will sync the owner from the base contract.
    event OwnershipTransferred(address indexed oldOwner, address indexed newOwner);

    /// @dev `keccak256(bytes("Transfer(address,address,uint256)"))`.
    uint256 private constant _TRANSFER_EVENT_SIGNATURE =
        0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef;

    /// @dev `keccak256(bytes("Approval(address,address,uint256)"))`.
    uint256 private constant _APPROVAL_EVENT_SIGNATURE =
        0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925;

    /// @dev `keccak256(bytes("ApprovalForAll(address,address,bool)"))`.
    uint256 private constant _APPROVAL_FOR_ALL_EVENT_SIGNATURE =
        0x17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31;

    /*«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-*/
    /*                        CUSTOM ERRORS                       */
    /*-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»*/

    /// @dev Thrown when a call for an NFT function did not originate
    /// from the base DN404 contract.
    error SenderNotBase();

    /// @dev Thrown when a call for an NFT function did not originate from the deployer.
    error SenderNotDeployer();

    /// @dev Thrown when transferring an NFT to a contract address that
    /// does not implement ERC721Receiver.
    error TransferToNonERC721ReceiverImplementer();

    /// @dev Thrown when linking to the DN404 base contract and the
    /// DN404 supportsInterface check fails or the call reverts.
    error CannotLink();

    /// @dev Thrown when a linkMirrorContract call is received and the
    /// NFT mirror contract has already been linked to a DN404 base contract.
    error AlreadyLinked();

    /// @dev Thrown when retrieving the base DN404 address when a link has not
    /// been established.
    error NotLinked();

    /// @dev The function selector is not recognized.
    error FnSelectorNotRecognized();

    /*«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-*/
    /*                          STORAGE                           */
    /*-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»*/

    /// @dev Struct contain the NFT mirror contract storage.
    struct DN404NFTStorage {
        // Address of the ERC20 base contract.
        address baseERC20;
        // The deployer, if provided. If non-zero, the initialization of the
        // ERC20 <-> ERC721 link can only be done be the deployer via the ERC20 base contract.
        address deployer;
        // The owner of the ERC20 base contract. For marketplace signaling.
        address owner;
    }

    /// @dev Returns a storage pointer for DN404NFTStorage.
    function _getDN404NFTStorage() internal pure virtual returns (DN404NFTStorage storage $) {
        /// @solidity memory-safe-assembly
        assembly {
            // `uint72(bytes9(keccak256("DN404_MIRROR_STORAGE")))`.
            $.slot := 0x3602298b8c10b01230 // Truncate to 9 bytes to reduce bytecode size.
        }
    }

    /*«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-*/
    /*                        CONSTRUCTOR                         */
    /*-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»*/

    constructor(address deployer) {
        // For non-proxies, we will store the deployer so that only the deployer can
        // link the base contract.
        _getDN404NFTStorage().deployer = deployer;
    }

    /*«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-*/
    /*                     ERC721 OPERATIONS                      */
    /*-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»*/

    /// @dev Returns the token collection name from the base DN404 contract.
    function name() public view virtual returns (string memory) {
        return _readString(0x06fdde03, 0); // `name()`.
    }

    /// @dev Returns the token collection symbol from the base DN404 contract.
    function symbol() public view virtual returns (string memory) {
        return _readString(0x95d89b41, 0); // `symbol()`.
    }

    /// @dev Returns the Uniform Resource Identifier (URI) for token `id` from
    /// the base DN404 contract.
    function tokenURI(uint256 id) public view virtual returns (string memory) {
        return _readString(0xc87b56dd, id); // `tokenURI()`.
    }

    /// @dev Returns the total NFT supply from the base DN404 contract.
    function totalSupply() public view virtual returns (uint256) {
        return _readWord(0xe2c79281, 0, 0); // `totalNFTSupply()`.
    }

    /// @dev Returns the number of NFT tokens owned by `nftOwner` from the base DN404 contract.
    ///
    /// Requirements:
    /// - `nftOwner` must not be the zero address.
    function balanceOf(address nftOwner) public view virtual returns (uint256) {
        return _readWord(0xf5b100ea, uint160(nftOwner), 0); // `balanceOfNFT(address)`.
    }

    /// @dev Returns the owner of token `id` from the base DN404 contract.
    ///
    /// Requirements:
    /// - Token `id` must exist.
    function ownerOf(uint256 id) public view virtual returns (address) {
        return address(uint160(_readWord(0x6352211e, id, 0))); // `ownerOf(uint256)`.
    }

    /// @dev Returns the owner of token `id` from the base DN404 contract.
    /// Returns `address(0)` instead of reverting if the token does not exist.
    function ownerAt(uint256 id) public view virtual returns (address) {
        return address(uint160(_readWord(0x24359879, id, 0))); // `ownerAt(uint256)`.
    }

    /// @dev Sets `spender` as the approved account to manage token `id` in
    /// the base DN404 contract.
    ///
    /// Requirements:
    /// - Token `id` must exist.
    /// - The caller must be the owner of the token,
    ///   or an approved operator for the token owner.
    ///
    /// Emits an {Approval} event.
    function approve(address spender, uint256 id) public payable virtual {
        address base = baseERC20();
        /// @solidity memory-safe-assembly
        assembly {
            spender := shr(96, shl(96, spender))
            let m := mload(0x40)
            mstore(0x00, 0xd10b6e0c) // `approveNFT(address,uint256,address)`.
            mstore(0x20, spender)
            mstore(0x40, id)
            mstore(0x60, caller())
            if iszero(
                and( // Arguments of `and` are evaluated last to first.
                    gt(returndatasize(), 0x1f), // The call must return at least 32 bytes.
                    call(gas(), base, callvalue(), 0x1c, 0x64, 0x00, 0x20)
                )
            ) {
                returndatacopy(m, 0x00, returndatasize())
                revert(m, returndatasize())
            }
            mstore(0x40, m) // Restore the free memory pointer.
            mstore(0x60, 0) // Restore the zero pointer.
            // Emit the {Approval} event.
            log4(codesize(), 0x00, _APPROVAL_EVENT_SIGNATURE, shr(96, mload(0x0c)), spender, id)
        }
    }

    /// @dev Returns the account approved to manage token `id` from
    /// the base DN404 contract.
    ///
    /// Requirements:
    /// - Token `id` must exist.
    function getApproved(uint256 id) public view virtual returns (address) {
        return address(uint160(_readWord(0x081812fc, id, 0))); // `getApproved(uint256)`.
    }

    /// @dev Sets whether `operator` is approved to manage the tokens of the caller in
    /// the base DN404 contract.
    ///
    /// Emits an {ApprovalForAll} event.
    function setApprovalForAll(address operator, bool approved) public virtual {
        address base = baseERC20();
        /// @solidity memory-safe-assembly
        assembly {
            operator := shr(96, shl(96, operator))
            let m := mload(0x40)
            mstore(0x00, 0x813500fc) // `setApprovalForAll(address,bool,address)`.
            mstore(0x20, operator)
            mstore(0x40, iszero(iszero(approved)))
            mstore(0x60, caller())
            if iszero(
                and( // Arguments of `and` are evaluated last to first.
                    eq(mload(0x00), 1), // The call must return 1.
                    call(gas(), base, callvalue(), 0x1c, 0x64, 0x00, 0x20)
                )
            ) {
                returndatacopy(m, 0x00, returndatasize())
                revert(m, returndatasize())
            }
            // Emit the {ApprovalForAll} event.
            // The `approved` value is already at 0x40.
            log3(0x40, 0x20, _APPROVAL_FOR_ALL_EVENT_SIGNATURE, caller(), operator)
            mstore(0x40, m) // Restore the free memory pointer.
            mstore(0x60, 0) // Restore the zero pointer.
        }
    }

    /// @dev Returns whether `operator` is approved to manage the tokens of `nftOwner` from
    /// the base DN404 contract.
    function isApprovedForAll(address nftOwner, address operator)
        public
        view
        virtual
        returns (bool)
    {
        // `isApprovedForAll(address,address)`.
        return _readWord(0xe985e9c5, uint160(nftOwner), uint160(operator)) != 0;
    }

    /// @dev Transfers token `id` from `from` to `to`.
    ///
    /// Requirements:
    ///
    /// - Token `id` must exist.
    /// - `from` must be the owner of the token.
    /// - `to` cannot be the zero address.
    /// - The caller must be the owner of the token, or be approved to manage the token.
    ///
    /// Emits a {Transfer} event.
    function transferFrom(address from, address to, uint256 id) public payable virtual {
        address base = baseERC20();
        /// @solidity memory-safe-assembly
        assembly {
            from := shr(96, shl(96, from))
            to := shr(96, shl(96, to))
            let m := mload(0x40)
            mstore(m, 0xe5eb36c8) // `transferFromNFT(address,address,uint256,address)`.
            mstore(add(m, 0x20), from)
            mstore(add(m, 0x40), to)
            mstore(add(m, 0x60), id)
            mstore(add(m, 0x80), caller())
            if iszero(
                and( // Arguments of `and` are evaluated last to first.
                    eq(mload(m), 1), // The call must return 1.
                    call(gas(), base, callvalue(), add(m, 0x1c), 0x84, m, 0x20)
                )
            ) {
                returndatacopy(m, 0x00, returndatasize())
                revert(m, returndatasize())
            }
            // Emit the {Transfer} event.
            log4(codesize(), 0x00, _TRANSFER_EVENT_SIGNATURE, from, to, id)
        }
    }

    /// @dev Equivalent to `safeTransferFrom(from, to, id, "")`.
    function safeTransferFrom(address from, address to, uint256 id) public payable virtual {
        transferFrom(from, to, id);
        if (_hasCode(to)) _checkOnERC721Received(from, to, id, "");
    }

    /// @dev Transfers token `id` from `from` to `to`.
    ///
    /// Requirements:
    ///
    /// - Token `id` must exist.
    /// - `from` must be the owner of the token.
    /// - `to` cannot be the zero address.
    /// - The caller must be the owner of the token, or be approved to manage the token.
    /// - If `to` refers to a smart contract, it must implement
    ///   {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
    ///
    /// Emits a {Transfer} event.
    function safeTransferFrom(address from, address to, uint256 id, bytes calldata data)
        public
        payable
        virtual
    {
        transferFrom(from, to, id);
        if (_hasCode(to)) _checkOnERC721Received(from, to, id, data);
    }

    /// @dev Returns true if this contract implements the interface defined by `interfaceId`.
    /// See: https://eips.ethereum.org/EIPS/eip-165
    /// This function call must use less than 30000 gas.
    function supportsInterface(bytes4 interfaceId) public view virtual returns (bool result) {
        /// @solidity memory-safe-assembly
        assembly {
            let s := shr(224, interfaceId)
            // ERC165: 0x01ffc9a7, ERC721: 0x80ac58cd, ERC721Metadata: 0x5b5e139f.
            result := or(or(eq(s, 0x01ffc9a7), eq(s, 0x80ac58cd)), eq(s, 0x5b5e139f))
        }
    }

    /*«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-*/
    /*                  OWNER SYNCING OPERATIONS                  */
    /*-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»*/

    /// @dev Returns the `owner` of the contract, for marketplace signaling purposes.
    function owner() public view virtual returns (address) {
        return _getDN404NFTStorage().owner;
    }

    /// @dev Permissionless function to pull the owner from the base DN404 contract
    /// if it implements ownable, for marketplace signaling purposes.
    function pullOwner() public virtual returns (bool) {
        address newOwner;
        address base = baseERC20();
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x00, 0x8da5cb5b) // `owner()`.
            let success := staticcall(gas(), base, 0x1c, 0x04, 0x00, 0x20)
            newOwner := mul(shr(96, mload(0x0c)), and(gt(returndatasize(), 0x1f), success))
        }
        DN404NFTStorage storage $ = _getDN404NFTStorage();
        address oldOwner = $.owner;
        if (oldOwner != newOwner) {
            $.owner = newOwner;
            emit OwnershipTransferred(oldOwner, newOwner);
        }
        return true;
    }

    /*«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-*/
    /*                     MIRROR OPERATIONS                      */
    /*-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»*/

    /// @dev Returns the address of the base DN404 contract.
    function baseERC20() public view virtual returns (address base) {
        base = _getDN404NFTStorage().baseERC20;
        if (base == address(0)) revert NotLinked();
    }

    /// @dev Fallback modifier to execute calls from the base DN404 contract.
    modifier dn404NFTFallback() virtual {
        DN404NFTStorage storage $ = _getDN404NFTStorage();

        uint256 fnSelector = _calldataload(0x00) >> 224;

        // `logTransfer(uint256[])`.
        if (fnSelector == 0x263c69d6) {
            if (msg.sender != $.baseERC20) revert SenderNotBase();
            /// @solidity memory-safe-assembly
            assembly {
                let o := add(0x24, calldataload(0x04)) // Packed logs offset.
                let end := add(o, shl(5, calldataload(sub(o, 0x20))))
                for {} iszero(eq(o, end)) { o := add(0x20, o) } {
                    let d := calldataload(o) // Entry in the packed logs.
                    let a := shr(96, d) // The address.
                    let b := and(1, d) // Whether it is a burn.
                    log4(
                        codesize(),
                        0x00,
                        _TRANSFER_EVENT_SIGNATURE,
                        mul(a, b), // `from`.
                        mul(a, iszero(b)), // `to`.
                        shr(168, shl(160, d)) // `id`.
                    )
                }
                mstore(0x00, 0x01)
                return(0x00, 0x20)
            }
        }
        // `logDirectTransfer(address,address,uint256[])`.
        if (fnSelector == 0x144027d3) {
            if (msg.sender != $.baseERC20) revert SenderNotBase();
            /// @solidity memory-safe-assembly
            assembly {
                let from := calldataload(0x04)
                let to := calldataload(0x24)
                let o := add(0x24, calldataload(0x44)) // Direct logs offset.
                let end := add(o, shl(5, calldataload(sub(o, 0x20))))
                for {} iszero(eq(o, end)) { o := add(0x20, o) } {
                    log4(codesize(), 0x00, _TRANSFER_EVENT_SIGNATURE, from, to, calldataload(o))
                }
                mstore(0x00, 0x01)
                return(0x00, 0x20)
            }
        }
        // `linkMirrorContract(address)`.
        if (fnSelector == 0x0f4599e5) {
            if ($.deployer != address(0)) {
                if (address(uint160(_calldataload(0x04))) != $.deployer) {
                    revert SenderNotDeployer();
                }
            }
            if ($.baseERC20 != address(0)) revert AlreadyLinked();
            $.baseERC20 = msg.sender;
            /// @solidity memory-safe-assembly
            assembly {
                mstore(0x00, 0x01)
                return(0x00, 0x20)
            }
        }
        _;
    }

    /// @dev Fallback function for calls from base DN404 contract.
    /// Override this if you need to implement your custom
    /// fallback with utilities like Solady's `LibZip.cdFallback()`.
    /// And always remember to always wrap the fallback with `dn404NFTFallback`.
    fallback() external payable virtual dn404NFTFallback {
        revert FnSelectorNotRecognized(); // Not mandatory. Just for quality of life.
    }

    /// @dev This is to silence the compiler warning.
    /// Override and remove the revert if you want your contract to receive ETH via receive.
    receive() external payable virtual {
        if (msg.value != 0) revert();
    }

    /*«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-«-*/
    /*                      PRIVATE HELPERS                       */
    /*-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»-»*/

    /// @dev Helper to read a string from the base DN404 contract.
    function _readString(uint256 fnSelector, uint256 arg0)
        private
        view
        returns (string memory result)
    {
        address base = baseERC20();
        /// @solidity memory-safe-assembly
        assembly {
            result := mload(0x40)
            mstore(0x00, fnSelector)
            mstore(0x20, arg0)
            if iszero(staticcall(gas(), base, 0x1c, 0x24, 0x00, 0x00)) {
                returndatacopy(result, 0x00, returndatasize())
                revert(result, returndatasize())
            }
            returndatacopy(0x00, 0x00, 0x20) // Copy the offset of the string in returndata.
            returndatacopy(result, mload(0x00), 0x20) // Copy the length of the string.
            returndatacopy(add(result, 0x20), add(mload(0x00), 0x20), mload(result)) // Copy the string.
            let end := add(add(result, 0x20), mload(result))
            mstore(end, 0) // Zeroize the word after the string.
            mstore(0x40, add(end, 0x20)) // Allocate memory.
        }
    }

    /// @dev Helper to read a word from the base DN404 contract.
    function _readWord(uint256 fnSelector, uint256 arg0, uint256 arg1)
        private
        view
        returns (uint256 result)
    {
        address base = baseERC20();
        /// @solidity memory-safe-assembly
        assembly {
            let m := mload(0x40)
            mstore(0x00, fnSelector)
            mstore(0x20, arg0)
            mstore(0x40, arg1)
            if iszero(
                and( // Arguments of `and` are evaluated last to first.
                    gt(returndatasize(), 0x1f), // The call must return at least 32 bytes.
                    staticcall(gas(), base, 0x1c, 0x44, 0x00, 0x20)
                )
            ) {
                returndatacopy(m, 0x00, returndatasize())
                revert(m, returndatasize())
            }
            mstore(0x40, m) // Restore the free memory pointer.
            result := mload(0x00)
        }
    }

    /// @dev Returns the calldata value at `offset`.
    function _calldataload(uint256 offset) private pure returns (uint256 value) {
        /// @solidity memory-safe-assembly
        assembly {
            value := calldataload(offset)
        }
    }

    /// @dev Returns if `a` has bytecode of non-zero length.
    function _hasCode(address a) private view returns (bool result) {
        /// @solidity memory-safe-assembly
        assembly {
            result := extcodesize(a) // Can handle dirty upper bits.
        }
    }

    /// @dev Perform a call to invoke {IERC721Receiver-onERC721Received} on `to`.
    /// Reverts if the target does not support the function correctly.
    function _checkOnERC721Received(address from, address to, uint256 id, bytes memory data)
        private
    {
        /// @solidity memory-safe-assembly
        assembly {
            // Prepare the calldata.
            let m := mload(0x40)
            let onERC721ReceivedSelector := 0x150b7a02
            mstore(m, onERC721ReceivedSelector)
            mstore(add(m, 0x20), caller()) // The `operator`, which is always `msg.sender`.
            mstore(add(m, 0x40), shr(96, shl(96, from)))
            mstore(add(m, 0x60), id)
            mstore(add(m, 0x80), 0x80)
            let n := mload(data)
            mstore(add(m, 0xa0), n)
            if n { pop(staticcall(gas(), 4, add(data, 0x20), n, add(m, 0xc0), n)) }
            // Revert if the call reverts.
            if iszero(call(gas(), to, 0, add(m, 0x1c), add(n, 0xa4), m, 0x20)) {
                if returndatasize() {
                    // Bubble up the revert if the call reverts.
                    returndatacopy(m, 0x00, returndatasize())
                    revert(m, returndatasize())
                }
            }
            // Load the returndata and compare it.
            if iszero(eq(mload(m), shl(224, onERC721ReceivedSelector))) {
                mstore(0x00, 0xd1a57ed6) // `TransferToNonERC721ReceiverImplementer()`.
                revert(0x1c, 0x04)
            }
        }
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"deployer","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AlreadyLinked","type":"error"},{"inputs":[],"name":"CannotLink","type":"error"},{"inputs":[],"name":"FnSelectorNotRecognized","type":"error"},{"inputs":[],"name":"NotLinked","type":"error"},{"inputs":[],"name":"SenderNotBase","type":"error"},{"inputs":[],"name":"SenderNotDeployer","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"uint256","name":"id","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":"isApproved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"oldOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","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":"id","type":"uint256"}],"name":"Transfer","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"nftOwner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseERC20","outputs":[{"internalType":"address","name":"base","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"nftOwner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"ownerAt","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pullOwner","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"result","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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

000000000000000000000000e596c8421a227eed8d913951e6057b034d87c620

-----Decoded View---------------
Arg [0] : deployer (address): 0xe596c8421a227Eed8D913951E6057B034d87c620

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000e596c8421a227eed8d913951e6057b034d87c620