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": 1000
  },
  "evmVersion": "paris",
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• 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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

000000000000000000000000929959d32c301c67302cddd2277de5ea80681d6f

-----Decoded View---------------
Arg [0] : deployer (address): 0x929959D32C301C67302cDdd2277dE5ea80681D6f

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000929959d32c301c67302cddd2277de5ea80681d6f