Contract

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
// Creator: P4SD Labs

pragma solidity 0.8.15;

import "erc721a/contracts/ERC721A.sol";
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";
import "@openzeppelin/contracts/token/common/ERC2981.sol";

error IncorrectSignature();
error SoldOut();
error MaxMinted();
error CallerIsNotOwner();
error CannotSetZeroAddress();
error NonExistentToken();
error CollectionTooSmall();

/**
 * This contract uses a ECDSA signed off-chain to control mint.
 * This way, whether the sale is launched or whether it is pre-sale or public is controlled off-chain.
 * This reduces a lot of on-chain requirements (thus reducing gas fees).
 */
contract ThePossessed is ERC721A, ERC2981, Ownable {
    using Address for address;
    using ECDSA for bytes32;

    uint256 public collectionSize = 10000;
    string public blessedBaseURI;
    string public possessedBaseURI;
    string public preRevealBaseURI;
    mapping(uint256 => bool) private _isPossessed;

    // ECDSA signing address
    address public signingAddress;

    // Sets Treasury Address for withdraw() and ERC2981 royaltyInfo
    address public treasuryAddress;

    constructor(
        address defaultTreasury, 
        uint256 defaultCollectionSize,
        string memory defaultPreRevealBaseURI,
        address signer
    ) ERC721A("The Possessed", "PSSSSD") {
        setTreasuryAddress(payable(defaultTreasury));
        setRoyaltyInfo(500);
        setCollectionSize(defaultCollectionSize);
        setPreRevealBaseURI(defaultPreRevealBaseURI);
        setSigningAddress(signer);
    }
    
    function mint(bytes calldata signature, uint256 quantity, uint256 maxMintable) external payable {
        if(!verifySig(msg.sender, maxMintable, msg.value/quantity, signature)) revert IncorrectSignature();
        if(totalSupply() + quantity > collectionSize) revert SoldOut();
        if(_numberMinted(msg.sender) + quantity > maxMintable) revert MaxMinted();

        _mint(msg.sender, quantity);
    }

    function getMinted() external view returns (uint256) {
        return _numberMinted(msg.sender);
    }

    /**
     * @dev Set the metadata to Possessed or Blessed State
     */
    function setIsPossessed(uint256 tokenID, bool isPssssd) external {
        if (!_exists(tokenID)) revert NonExistentToken();
        if (ownerOf(tokenID) != msg.sender) revert CallerIsNotOwner();
        _isPossessed[tokenID] = isPssssd;
    }

    /**
     * @dev Verify the ECDSA signature
     */
    function verifySig(address sender, uint256 maxMintable, uint256 valueSent, bytes memory signature) internal view returns(bool) {
        bytes32 messageHash = keccak256(abi.encodePacked(sender, maxMintable, valueSent));
        return signingAddress == messageHash.toEthSignedMessageHash().recover(signature);
    }

    // OWNER FUNCTIONS ---------
    function setBaseURIs(string memory blessed, string memory possessed) public onlyOwner {
        blessedBaseURI = blessed;
        possessedBaseURI = possessed;
    }

    /**
     * @dev Just in case there is a bug and we need to update the uri
     */
    function setPreRevealBaseURI(string memory newBaseURI) public onlyOwner {
        preRevealBaseURI = newBaseURI;
    }

     /**
     * @dev To decrypt ECDSA sigs or invalidate signed but not claimed tokens
     */
    function setSigningAddress(address newSigningAddress) public onlyOwner {
        if (newSigningAddress == address(0)) revert CannotSetZeroAddress();
        signingAddress = newSigningAddress;
    }
    
    /**
     * @dev Update the royalty percentage (500 = 5%)
     */
    function setRoyaltyInfo(uint96 newRoyaltyPercentage) public onlyOwner {
        _setDefaultRoyalty(treasuryAddress, newRoyaltyPercentage);
    }

    /**
     * @dev Update the royalty wallet address
     */
    function setTreasuryAddress(address payable newAddress) public onlyOwner {
        if (newAddress == address(0)) revert CannotSetZeroAddress();
        treasuryAddress = newAddress;
    }

     /**
     * @dev Useful for unit tests to test minting out logic. No plan to use in production.
     */
    function setCollectionSize(uint256 size) public onlyOwner {
        if (size < _nextTokenId()) revert CollectionTooSmall();
        collectionSize = size;
    }


    /**
     * @dev Withdraw funds to treasuryAddress
     */    
     function withdraw() external onlyOwner {
        Address.sendValue(payable(treasuryAddress), address(this).balance);
    }

    // OVERRIDES ---------

    /**
     * @dev Variation of {ERC721Metadata-tokenURI}.
     * Returns different token uri depending on blessed or possessed.
     */
    function tokenURI(uint256 tokenID) public view override returns (string memory) {
        require(_exists(tokenID), "ERC721Metadata: URI query for nonexistent token");
        string memory baseURI = _isPossessed[tokenID] ? possessedBaseURI : blessedBaseURI;
        return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, _toString(tokenID))) : preRevealBaseURI;
    }


    /**
     * @dev {ERC165-supportsInterface} Adding IERC2981
     */
    function supportsInterface(bytes4 interfaceId)
        public
        view
        override(ERC721A, ERC2981)
        returns (bool)
    {
        return
            ERC2981.supportsInterface(interfaceId) ||
            super.supportsInterface(interfaceId);
    }

}

// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.0.0
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import './IERC721A.sol';

/**
 * @dev ERC721 token receiver interface.
 */
interface ERC721A__IERC721Receiver {
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

/**
 * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
 * the Metadata extension. Built to optimize for lower gas during batch mints.
 *
 * Assumes serials are sequentially minted starting at _startTokenId() (defaults to 0, e.g. 0, 1, 2, 3..).
 *
 * Assumes that an owner cannot have more than 2**64 - 1 (max value of uint64) of supply.
 *
 * Assumes that the maximum token id cannot exceed 2**256 - 1 (max value of uint256).
 */
contract ERC721A is IERC721A {
    // Mask of an entry in packed address data.
    uint256 private constant BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1;

    // The bit position of `numberMinted` in packed address data.
    uint256 private constant BITPOS_NUMBER_MINTED = 64;

    // The bit position of `numberBurned` in packed address data.
    uint256 private constant BITPOS_NUMBER_BURNED = 128;

    // The bit position of `aux` in packed address data.
    uint256 private constant BITPOS_AUX = 192;

    // Mask of all 256 bits in packed address data except the 64 bits for `aux`.
    uint256 private constant BITMASK_AUX_COMPLEMENT = (1 << 192) - 1;

    // The bit position of `startTimestamp` in packed ownership.
    uint256 private constant BITPOS_START_TIMESTAMP = 160;

    // The bit mask of the `burned` bit in packed ownership.
    uint256 private constant BITMASK_BURNED = 1 << 224;
    
    // The bit position of the `nextInitialized` bit in packed ownership.
    uint256 private constant BITPOS_NEXT_INITIALIZED = 225;

    // The bit mask of the `nextInitialized` bit in packed ownership.
    uint256 private constant BITMASK_NEXT_INITIALIZED = 1 << 225;

    // The tokenId of the next token to be minted.
    uint256 private _currentIndex;

    // The number of tokens burned.
    uint256 private _burnCounter;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping from token ID to ownership details
    // An empty struct value does not necessarily mean the token is unowned.
    // See `_packedOwnershipOf` implementation for details.
    //
    // Bits Layout:
    // - [0..159]   `addr`
    // - [160..223] `startTimestamp`
    // - [224]      `burned`
    // - [225]      `nextInitialized`
    mapping(uint256 => uint256) private _packedOwnerships;

    // Mapping owner address to address data.
    //
    // Bits Layout:
    // - [0..63]    `balance`
    // - [64..127]  `numberMinted`
    // - [128..191] `numberBurned`
    // - [192..255] `aux`
    mapping(address => uint256) private _packedAddressData;

    // Mapping from token ID to approved address.
    mapping(uint256 => address) private _tokenApprovals;

    // Mapping from owner to operator approvals
    mapping(address => mapping(address => bool)) private _operatorApprovals;

    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
        _currentIndex = _startTokenId();
    }

    /**
     * @dev Returns the starting token ID. 
     * To change the starting token ID, please override this function.
     */
    function _startTokenId() internal view virtual returns (uint256) {
        return 0;
    }

    /**
     * @dev Returns the next token ID to be minted.
     */
    function _nextTokenId() internal view returns (uint256) {
        return _currentIndex;
    }

    /**
     * @dev Returns the total number of tokens in existence.
     * Burned tokens will reduce the count. 
     * To get the total number of tokens minted, please see `_totalMinted`.
     */
    function totalSupply() public view override returns (uint256) {
        // Counter underflow is impossible as _burnCounter cannot be incremented
        // more than `_currentIndex - _startTokenId()` times.
        unchecked {
            return _currentIndex - _burnCounter - _startTokenId();
        }
    }

    /**
     * @dev Returns the total amount of tokens minted in the contract.
     */
    function _totalMinted() internal view returns (uint256) {
        // Counter underflow is impossible as _currentIndex does not decrement,
        // and it is initialized to `_startTokenId()`
        unchecked {
            return _currentIndex - _startTokenId();
        }
    }

    /**
     * @dev Returns the total number of tokens burned.
     */
    function _totalBurned() internal view returns (uint256) {
        return _burnCounter;
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        // The interface IDs are constants representing the first 4 bytes of the XOR of
        // all function selectors in the interface. See: https://eips.ethereum.org/EIPS/eip-165
        // e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`
        return
            interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165.
            interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721.
            interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata.
    }

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view override returns (uint256) {
        if (owner == address(0)) revert BalanceQueryForZeroAddress();
        return _packedAddressData[owner] & BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the number of tokens minted by `owner`.
     */
    function _numberMinted(address owner) internal view returns (uint256) {
        return (_packedAddressData[owner] >> BITPOS_NUMBER_MINTED) & BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the number of tokens burned by or on behalf of `owner`.
     */
    function _numberBurned(address owner) internal view returns (uint256) {
        return (_packedAddressData[owner] >> BITPOS_NUMBER_BURNED) & BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the auxillary data for `owner`. (e.g. number of whitelist mint slots used).
     */
    function _getAux(address owner) internal view returns (uint64) {
        return uint64(_packedAddressData[owner] >> BITPOS_AUX);
    }

    /**
     * Sets the auxillary data for `owner`. (e.g. number of whitelist mint slots used).
     * If there are multiple variables, please pack them into a uint64.
     */
    function _setAux(address owner, uint64 aux) internal {
        uint256 packed = _packedAddressData[owner];
        uint256 auxCasted;
        assembly { // Cast aux without masking.
            auxCasted := aux
        }
        packed = (packed & BITMASK_AUX_COMPLEMENT) | (auxCasted << BITPOS_AUX);
        _packedAddressData[owner] = packed;
    }

    /**
     * Returns the packed ownership data of `tokenId`.
     */
    function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) {
        uint256 curr = tokenId;

        unchecked {
            if (_startTokenId() <= curr)
                if (curr < _currentIndex) {
                    uint256 packed = _packedOwnerships[curr];
                    // If not burned.
                    if (packed & BITMASK_BURNED == 0) {
                        // Invariant:
                        // There will always be an ownership that has an address and is not burned
                        // before an ownership that does not have an address and is not burned.
                        // Hence, curr will not underflow.
                        //
                        // We can directly compare the packed value.
                        // If the address is zero, packed is zero.
                        while (packed == 0) {
                            packed = _packedOwnerships[--curr];
                        }
                        return packed;
                    }
                }
        }
        revert OwnerQueryForNonexistentToken();
    }

    /**
     * Returns the unpacked `TokenOwnership` struct from `packed`.
     */
    function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) {
        ownership.addr = address(uint160(packed));
        ownership.startTimestamp = uint64(packed >> BITPOS_START_TIMESTAMP);
        ownership.burned = packed & BITMASK_BURNED != 0;
    }

    /**
     * Returns the unpacked `TokenOwnership` struct at `index`.
     */
    function _ownershipAt(uint256 index) internal view returns (TokenOwnership memory) {
        return _unpackedOwnership(_packedOwnerships[index]);
    }

    /**
     * @dev Initializes the ownership slot minted at `index` for efficiency purposes.
     */
    function _initializeOwnershipAt(uint256 index) internal {
        if (_packedOwnerships[index] == 0) {
            _packedOwnerships[index] = _packedOwnershipOf(index);
        }
    }

    /**
     * Gas spent here starts off proportional to the maximum mint batch size.
     * It gradually moves to O(1) as tokens get transferred around in the collection over time.
     */
    function _ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) {
        return _unpackedOwnership(_packedOwnershipOf(tokenId));
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view override returns (address) {
        return address(uint160(_packedOwnershipOf(tokenId)));
    }

    /**
     * @dev See {IERC721Metadata-name}.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev See {IERC721Metadata-symbol}.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        if (!_exists(tokenId)) revert URIQueryForNonexistentToken();

        string memory baseURI = _baseURI();
        return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : '';
    }

    /**
     * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each
     * token will be the concatenation of the `baseURI` and the `tokenId`. Empty
     * by default, can be overriden in child contracts.
     */
    function _baseURI() internal view virtual returns (string memory) {
        return '';
    }

    /**
     * @dev Casts the address to uint256 without masking.
     */
    function _addressToUint256(address value) private pure returns (uint256 result) {
        assembly {
            result := value
        }
    }

    /**
     * @dev Casts the boolean to uint256 without branching.
     */
    function _boolToUint256(bool value) private pure returns (uint256 result) {
        assembly {
            result := value
        }
    }

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public override {
        address owner = address(uint160(_packedOwnershipOf(tokenId)));
        if (to == owner) revert ApprovalToCurrentOwner();

        if (_msgSenderERC721A() != owner)
            if (!isApprovedForAll(owner, _msgSenderERC721A())) {
                revert ApprovalCallerNotOwnerNorApproved();
            }

        _tokenApprovals[tokenId] = to;
        emit Approval(owner, to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view override returns (address) {
        if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        if (operator == _msgSenderERC721A()) revert ApproveToCaller();

        _operatorApprovals[_msgSenderERC721A()][operator] = approved;
        emit ApprovalForAll(_msgSenderERC721A(), operator, approved);
    }

    /**
     * @dev See {IERC721-isApprovedForAll}.
     */
    function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
        return _operatorApprovals[owner][operator];
    }

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        _transfer(from, to, tokenId);
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        safeTransferFrom(from, to, tokenId, '');
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        _transfer(from, to, tokenId);
        if (to.code.length != 0)
            if (!_checkContractOnERC721Received(from, to, tokenId, _data)) {
                revert TransferToNonERC721ReceiverImplementer();
            }
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     */
    function _exists(uint256 tokenId) internal view returns (bool) {
        return
            _startTokenId() <= tokenId &&
            tokenId < _currentIndex && // If within bounds,
            _packedOwnerships[tokenId] & BITMASK_BURNED == 0; // and not burned.
    }

    /**
     * @dev Equivalent to `_safeMint(to, quantity, '')`.
     */
    function _safeMint(address to, uint256 quantity) internal {
        _safeMint(to, quantity, '');
    }

    /**
     * @dev Safely mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - If `to` refers to a smart contract, it must implement
     *   {IERC721Receiver-onERC721Received}, which is called for each safe transfer.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(
        address to,
        uint256 quantity,
        bytes memory _data
    ) internal {
        uint256 startTokenId = _currentIndex;
        if (to == address(0)) revert MintToZeroAddress();
        if (quantity == 0) revert MintZeroQuantity();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are incredibly unrealistic.
        // balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1
        // updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1
        unchecked {
            // Updates:
            // - `balance += quantity`.
            // - `numberMinted += quantity`.
            //
            // We can directly add to the balance and number minted.
            _packedAddressData[to] += quantity * ((1 << BITPOS_NUMBER_MINTED) | 1);

            // Updates:
            // - `address` to the owner.
            // - `startTimestamp` to the timestamp of minting.
            // - `burned` to `false`.
            // - `nextInitialized` to `quantity == 1`.
            _packedOwnerships[startTokenId] =
                _addressToUint256(to) |
                (block.timestamp << BITPOS_START_TIMESTAMP) |
                (_boolToUint256(quantity == 1) << BITPOS_NEXT_INITIALIZED);

            uint256 updatedIndex = startTokenId;
            uint256 end = updatedIndex + quantity;

            if (to.code.length != 0) {
                do {
                    emit Transfer(address(0), to, updatedIndex);
                    if (!_checkContractOnERC721Received(address(0), to, updatedIndex++, _data)) {
                        revert TransferToNonERC721ReceiverImplementer();
                    }
                } while (updatedIndex < end);
                // Reentrancy protection
                if (_currentIndex != startTokenId) revert();
            } else {
                do {
                    emit Transfer(address(0), to, updatedIndex++);
                } while (updatedIndex < end);
            }
            _currentIndex = updatedIndex;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event.
     */
    function _mint(address to, uint256 quantity) internal {
        uint256 startTokenId = _currentIndex;
        if (to == address(0)) revert MintToZeroAddress();
        if (quantity == 0) revert MintZeroQuantity();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are incredibly unrealistic.
        // balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1
        // updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1
        unchecked {
            // Updates:
            // - `balance += quantity`.
            // - `numberMinted += quantity`.
            //
            // We can directly add to the balance and number minted.
            _packedAddressData[to] += quantity * ((1 << BITPOS_NUMBER_MINTED) | 1);

            // Updates:
            // - `address` to the owner.
            // - `startTimestamp` to the timestamp of minting.
            // - `burned` to `false`.
            // - `nextInitialized` to `quantity == 1`.
            _packedOwnerships[startTokenId] =
                _addressToUint256(to) |
                (block.timestamp << BITPOS_START_TIMESTAMP) |
                (_boolToUint256(quantity == 1) << BITPOS_NEXT_INITIALIZED);

            uint256 updatedIndex = startTokenId;
            uint256 end = updatedIndex + quantity;

            do {
                emit Transfer(address(0), to, updatedIndex++);
            } while (updatedIndex < end);

            _currentIndex = updatedIndex;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) private {
        uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);

        if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner();

        bool isApprovedOrOwner = (_msgSenderERC721A() == from ||
            isApprovedForAll(from, _msgSenderERC721A()) ||
            getApproved(tokenId) == _msgSenderERC721A());

        if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
        if (to == address(0)) revert TransferToZeroAddress();

        _beforeTokenTransfers(from, to, tokenId, 1);

        // Clear approvals from the previous owner.
        delete _tokenApprovals[tokenId];

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as tokenId would have to be 2**256.
        unchecked {
            // We can directly increment and decrement the balances.
            --_packedAddressData[from]; // Updates: `balance -= 1`.
            ++_packedAddressData[to]; // Updates: `balance += 1`.

            // Updates:
            // - `address` to the next owner.
            // - `startTimestamp` to the timestamp of transfering.
            // - `burned` to `false`.
            // - `nextInitialized` to `true`.
            _packedOwnerships[tokenId] =
                _addressToUint256(to) |
                (block.timestamp << BITPOS_START_TIMESTAMP) |
                BITMASK_NEXT_INITIALIZED;

            // If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
            if (prevOwnershipPacked & BITMASK_NEXT_INITIALIZED == 0) {
                uint256 nextTokenId = tokenId + 1;
                // If the next slot's address is zero and not burned (i.e. packed value is zero).
                if (_packedOwnerships[nextTokenId] == 0) {
                    // If the next slot is within bounds.
                    if (nextTokenId != _currentIndex) {
                        // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
                        _packedOwnerships[nextTokenId] = prevOwnershipPacked;
                    }
                }
            }
        }

        emit Transfer(from, to, tokenId);
        _afterTokenTransfers(from, to, tokenId, 1);
    }

    /**
     * @dev Equivalent to `_burn(tokenId, false)`.
     */
    function _burn(uint256 tokenId) internal virtual {
        _burn(tokenId, false);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId, bool approvalCheck) internal virtual {
        uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);

        address from = address(uint160(prevOwnershipPacked));

        if (approvalCheck) {
            bool isApprovedOrOwner = (_msgSenderERC721A() == from ||
                isApprovedForAll(from, _msgSenderERC721A()) ||
                getApproved(tokenId) == _msgSenderERC721A());

            if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
        }

        _beforeTokenTransfers(from, address(0), tokenId, 1);

        // Clear approvals from the previous owner.
        delete _tokenApprovals[tokenId];

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as tokenId would have to be 2**256.
        unchecked {
            // Updates:
            // - `balance -= 1`.
            // - `numberBurned += 1`.
            //
            // We can directly decrement the balance, and increment the number burned.
            // This is equivalent to `packed -= 1; packed += 1 << BITPOS_NUMBER_BURNED;`.
            _packedAddressData[from] += (1 << BITPOS_NUMBER_BURNED) - 1;

            // Updates:
            // - `address` to the last owner.
            // - `startTimestamp` to the timestamp of burning.
            // - `burned` to `true`.
            // - `nextInitialized` to `true`.
            _packedOwnerships[tokenId] =
                _addressToUint256(from) |
                (block.timestamp << BITPOS_START_TIMESTAMP) |
                BITMASK_BURNED | 
                BITMASK_NEXT_INITIALIZED;

            // If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
            if (prevOwnershipPacked & BITMASK_NEXT_INITIALIZED == 0) {
                uint256 nextTokenId = tokenId + 1;
                // If the next slot's address is zero and not burned (i.e. packed value is zero).
                if (_packedOwnerships[nextTokenId] == 0) {
                    // If the next slot is within bounds.
                    if (nextTokenId != _currentIndex) {
                        // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
                        _packedOwnerships[nextTokenId] = prevOwnershipPacked;
                    }
                }
            }
        }

        emit Transfer(from, address(0), tokenId);
        _afterTokenTransfers(from, address(0), tokenId, 1);

        // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times.
        unchecked {
            _burnCounter++;
        }
    }

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param _data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkContractOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns (
            bytes4 retval
        ) {
            return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector;
        } catch (bytes memory reason) {
            if (reason.length == 0) {
                revert TransferToNonERC721ReceiverImplementer();
            } else {
                assembly {
                    revert(add(32, reason), mload(reason))
                }
            }
        }
    }

    /**
     * @dev Hook that is called before a set of serially-ordered token ids are about to be transferred. This includes minting.
     * And also called before burning one token.
     *
     * startTokenId - the first token id to be transferred
     * quantity - the amount to be transferred
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, `tokenId` will be burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _beforeTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Hook that is called after a set of serially-ordered token ids have been transferred. This includes
     * minting.
     * And also called after one token has been burned.
     *
     * startTokenId - the first token id to be transferred
     * quantity - the amount to be transferred
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been
     * transferred to `to`.
     * - When `from` is zero, `tokenId` has been minted for `to`.
     * - When `to` is zero, `tokenId` has been burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _afterTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Returns the message sender (defaults to `msg.sender`).
     *
     * If you are writing GSN compatible contracts, you need to override this function.
     */
    function _msgSenderERC721A() internal view virtual returns (address) {
        return msg.sender;
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function _toString(uint256 value) internal pure returns (string memory ptr) {
        assembly {
            // The maximum value of a uint256 contains 78 digits (1 byte per digit), 
            // but we allocate 128 bytes to keep the free memory pointer 32-byte word aliged.
            // We will need 1 32-byte word to store the length, 
            // and 3 32-byte words to store a maximum of 78 digits. Total: 32 + 3 * 32 = 128.
            ptr := add(mload(0x40), 128)
            // Update the free memory pointer to allocate.
            mstore(0x40, ptr)

            // Cache the end of the memory to calculate the length later.
            let end := ptr

            // We write the string from the rightmost digit to the leftmost digit.
            // The following is essentially a do-while loop that also handles the zero case.
            // Costs a bit more than early returning for the zero case,
            // but cheaper in terms of deployment and overall runtime costs.
            for { 
                // Initialize and perform the first pass without check.
                let temp := value
                // Move the pointer 1 byte leftwards to point to an empty character slot.
                ptr := sub(ptr, 1)
                // Write the character to the pointer. 48 is the ASCII index of '0'.
                mstore8(ptr, add(48, mod(temp, 10)))
                temp := div(temp, 10)
            } temp { 
                // Keep dividing `temp` until zero.
                temp := div(temp, 10)
            } { // Body of the for loop.
                ptr := sub(ptr, 1)
                mstore8(ptr, add(48, mod(temp, 10)))
            }
            
            let length := sub(end, ptr)
            // Move the pointer 32 bytes leftwards to make room for the length.
            ptr := sub(ptr, 32)
            // Store the length.
            mstore(ptr, length)
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (utils/cryptography/ECDSA.sol)

pragma solidity ^0.8.0;

import "../Strings.sol";

/**
 * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations.
 *
 * These functions can be used to verify that a message was signed by the holder
 * of the private keys of a given address.
 */
library ECDSA {
    enum RecoverError {
        NoError,
        InvalidSignature,
        InvalidSignatureLength,
        InvalidSignatureS,
        InvalidSignatureV
    }

    function _throwError(RecoverError error) private pure {
        if (error == RecoverError.NoError) {
            return; // no error: do nothing
        } else if (error == RecoverError.InvalidSignature) {
            revert("ECDSA: invalid signature");
        } else if (error == RecoverError.InvalidSignatureLength) {
            revert("ECDSA: invalid signature length");
        } else if (error == RecoverError.InvalidSignatureS) {
            revert("ECDSA: invalid signature 's' value");
        } else if (error == RecoverError.InvalidSignatureV) {
            revert("ECDSA: invalid signature 'v' value");
        }
    }

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature` or error string. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     *
     * Documentation for signature generation:
     * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]
     * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]
     *
     * _Available since v4.3._
     */
    function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {
        // Check the signature length
        // - case 65: r,s,v signature (standard)
        // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._
        if (signature.length == 65) {
            bytes32 r;
            bytes32 s;
            uint8 v;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                s := mload(add(signature, 0x40))
                v := byte(0, mload(add(signature, 0x60)))
            }
            return tryRecover(hash, v, r, s);
        } else if (signature.length == 64) {
            bytes32 r;
            bytes32 vs;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                vs := mload(add(signature, 0x40))
            }
            return tryRecover(hash, r, vs);
        } else {
            return (address(0), RecoverError.InvalidSignatureLength);
        }
    }

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature`. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     */
    function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, signature);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately.
     *
     * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address, RecoverError) {
        bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff);
        uint8 v = uint8((uint256(vs) >> 255) + 27);
        return tryRecover(hash, v, r, s);
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately.
     *
     * _Available since v4.2._
     */
    function recover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, r, vs);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `v`,
     * `r` and `s` signature fields separately.
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal pure returns (address, RecoverError) {
        // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature
        // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines
        // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most
        // signatures from current libraries generate a unique signature with an s-value in the lower half order.
        //
        // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value
        // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or
        // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept
        // these malleable signatures as well.
        if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {
            return (address(0), RecoverError.InvalidSignatureS);
        }
        if (v != 27 && v != 28) {
            return (address(0), RecoverError.InvalidSignatureV);
        }

        // If the signature is valid (and not malleable), return the signer address
        address signer = ecrecover(hash, v, r, s);
        if (signer == address(0)) {
            return (address(0), RecoverError.InvalidSignature);
        }

        return (signer, RecoverError.NoError);
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `v`,
     * `r` and `s` signature fields separately.
     */
    function recover(
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, v, r, s);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Returns an Ethereum Signed Message, created from a `hash`. This
     * produces hash corresponding to the one signed with the
     * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
     * JSON-RPC method as part of EIP-191.
     *
     * See {recover}.
     */
    function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) {
        // 32 is the length in bytes of hash,
        // enforced by the type signature above
        return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
    }

    /**
     * @dev Returns an Ethereum Signed Message, created from `s`. This
     * produces hash corresponding to the one signed with the
     * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
     * JSON-RPC method as part of EIP-191.
     *
     * See {recover}.
     */
    function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) {
        return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s));
    }

    /**
     * @dev Returns an Ethereum Signed Typed Data, created from a
     * `domainSeparator` and a `structHash`. This produces hash corresponding
     * to the one signed with the
     * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`]
     * JSON-RPC method as part of EIP-712.
     *
     * See {recover}.
     */
    function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) {
        return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/common/ERC2981.sol)

pragma solidity ^0.8.0;

import "../../interfaces/IERC2981.sol";
import "../../utils/introspection/ERC165.sol";

/**
 * @dev Implementation of the NFT Royalty Standard, a standardized way to retrieve royalty payment information.
 *
 * Royalty information can be specified globally for all token ids via {_setDefaultRoyalty}, and/or individually for
 * specific token ids via {_setTokenRoyalty}. The latter takes precedence over the first.
 *
 * Royalty is specified as a fraction of sale price. {_feeDenominator} is overridable but defaults to 10000, meaning the
 * fee is specified in basis points by default.
 *
 * IMPORTANT: ERC-2981 only specifies a way to signal royalty information and does not enforce its payment. See
 * https://eips.ethereum.org/EIPS/eip-2981#optional-royalty-payments[Rationale] in the EIP. Marketplaces are expected to
 * voluntarily pay royalties together with sales, but note that this standard is not yet widely supported.
 *
 * _Available since v4.5._
 */
abstract contract ERC2981 is IERC2981, ERC165 {
    struct RoyaltyInfo {
        address receiver;
        uint96 royaltyFraction;
    }

    RoyaltyInfo private _defaultRoyaltyInfo;
    mapping(uint256 => RoyaltyInfo) private _tokenRoyaltyInfo;

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC165) returns (bool) {
        return interfaceId == type(IERC2981).interfaceId || super.supportsInterface(interfaceId);
    }

    /**
     * @inheritdoc IERC2981
     */
    function royaltyInfo(uint256 _tokenId, uint256 _salePrice) public view virtual override returns (address, uint256) {
        RoyaltyInfo memory royalty = _tokenRoyaltyInfo[_tokenId];

        if (royalty.receiver == address(0)) {
            royalty = _defaultRoyaltyInfo;
        }

        uint256 royaltyAmount = (_salePrice * royalty.royaltyFraction) / _feeDenominator();

        return (royalty.receiver, royaltyAmount);
    }

    /**
     * @dev The denominator with which to interpret the fee set in {_setTokenRoyalty} and {_setDefaultRoyalty} as a
     * fraction of the sale price. Defaults to 10000 so fees are expressed in basis points, but may be customized by an
     * override.
     */
    function _feeDenominator() internal pure virtual returns (uint96) {
        return 10000;
    }

    /**
     * @dev Sets the royalty information that all ids in this contract will default to.
     *
     * Requirements:
     *
     * - `receiver` cannot be the zero address.
     * - `feeNumerator` cannot be greater than the fee denominator.
     */
    function _setDefaultRoyalty(address receiver, uint96 feeNumerator) internal virtual {
        require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice");
        require(receiver != address(0), "ERC2981: invalid receiver");

        _defaultRoyaltyInfo = RoyaltyInfo(receiver, feeNumerator);
    }

    /**
     * @dev Removes default royalty information.
     */
    function _deleteDefaultRoyalty() internal virtual {
        delete _defaultRoyaltyInfo;
    }

    /**
     * @dev Sets the royalty information for a specific token id, overriding the global default.
     *
     * Requirements:
     *
     * - `tokenId` must be already minted.
     * - `receiver` cannot be the zero address.
     * - `feeNumerator` cannot be greater than the fee denominator.
     */
    function _setTokenRoyalty(
        uint256 tokenId,
        address receiver,
        uint96 feeNumerator
    ) internal virtual {
        require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice");
        require(receiver != address(0), "ERC2981: Invalid parameters");

        _tokenRoyaltyInfo[tokenId] = RoyaltyInfo(receiver, feeNumerator);
    }

    /**
     * @dev Resets royalty information for the token id back to the global default.
     */
    function _resetTokenRoyalty(uint256 tokenId) internal virtual {
        delete _tokenRoyaltyInfo[tokenId];
    }
}

// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.0.0
// Creator: Chiru Labs

pragma solidity ^0.8.4;

/**
 * @dev Interface of an ERC721A compliant contract.
 */
interface IERC721A {
    /**
     * The caller must own the token or be an approved operator.
     */
    error ApprovalCallerNotOwnerNorApproved();

    /**
     * The token does not exist.
     */
    error ApprovalQueryForNonexistentToken();

    /**
     * The caller cannot approve to their own address.
     */
    error ApproveToCaller();

    /**
     * The caller cannot approve to the current owner.
     */
    error ApprovalToCurrentOwner();

    /**
     * Cannot query the balance for the zero address.
     */
    error BalanceQueryForZeroAddress();

    /**
     * Cannot mint to the zero address.
     */
    error MintToZeroAddress();

    /**
     * The quantity of tokens minted must be more than zero.
     */
    error MintZeroQuantity();

    /**
     * The token does not exist.
     */
    error OwnerQueryForNonexistentToken();

    /**
     * The caller must own the token or be an approved operator.
     */
    error TransferCallerNotOwnerNorApproved();

    /**
     * The token must be owned by `from`.
     */
    error TransferFromIncorrectOwner();

    /**
     * Cannot safely transfer to a contract that does not implement the ERC721Receiver interface.
     */
    error TransferToNonERC721ReceiverImplementer();

    /**
     * Cannot transfer to the zero address.
     */
    error TransferToZeroAddress();

    /**
     * The token does not exist.
     */
    error URIQueryForNonexistentToken();

    struct TokenOwnership {
        // The address of the owner.
        address addr;
        // Keeps track of the start time of ownership with minimal overhead for tokenomics.
        uint64 startTimestamp;
        // Whether the token has been burned.
        bool burned;
    }

    /**
     * @dev Returns the total amount of tokens stored by the contract.
     *
     * Burned tokens are calculated here, use `_totalMinted()` if you want to count just minted tokens.
     */
    function totalSupply() external view returns (uint256);

    // ==============================
    //            IERC165
    // ==============================

    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);

    // ==============================
    //            IERC721
    // ==============================

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

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

    /**
     * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in ``owner``'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     * - 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 tokenId,
        bytes calldata data
    ) external;

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - 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 tokenId
    ) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external;

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);

    // ==============================
    //        IERC721Metadata
    // ==============================

    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Strings.sol)

pragma solidity ^0.8.0;

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        // Inspired by OraclizeAPI's implementation - MIT licence
        // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

        if (value == 0) {
            return "0";
        }
        uint256 temp = value;
        uint256 digits;
        while (temp != 0) {
            digits++;
            temp /= 10;
        }
        bytes memory buffer = new bytes(digits);
        while (value != 0) {
            digits -= 1;
            buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
            value /= 10;
        }
        return string(buffer);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        if (value == 0) {
            return "0x00";
        }
        uint256 temp = value;
        uint256 length = 0;
        while (temp != 0) {
            length++;
            temp >>= 8;
        }
        return toHexString(value, length);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.
     */
    function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
        bytes memory buffer = new bytes(2 * length + 2);
        buffer[0] = "0";
        buffer[1] = "x";
        for (uint256 i = 2 * length + 1; i > 1; --i) {
            buffer[i] = _HEX_SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol)

pragma solidity ^0.8.0;

import "../utils/introspection/IERC165.sol";

/**
 * @dev Interface for the NFT Royalty Standard.
 *
 * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal
 * support for royalty payments across all NFT marketplaces and ecosystem participants.
 *
 * _Available since v4.5._
 */
interface IERC2981 is IERC165 {
    /**
     * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of
     * exchange. The royalty amount is denominated and should be paid in that same unit of exchange.
     */
    function royaltyInfo(uint256 tokenId, uint256 salePrice)
        external
        view
        returns (address receiver, uint256 royaltyAmount);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)

pragma solidity ^0.8.0;

import "./IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
 * for the additional interface id that will be supported. For example:
 *
 * ```solidity
 * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
 *     return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
 * }
 * ```
 *
 * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
 */
abstract contract ERC165 is IERC165 {
    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(IERC165).interfaceId;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

{
  "optimizer": {
    "enabled": true,
    "runs": 800
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"defaultTreasury","type":"address"},{"internalType":"uint256","name":"defaultCollectionSize","type":"uint256"},{"internalType":"string","name":"defaultPreRevealBaseURI","type":"string"},{"internalType":"address","name":"signer","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApprovalToCurrentOwner","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"CallerIsNotOwner","type":"error"},{"inputs":[],"name":"CannotSetZeroAddress","type":"error"},{"inputs":[],"name":"CollectionTooSmall","type":"error"},{"inputs":[],"name":"IncorrectSignature","type":"error"},{"inputs":[],"name":"MaxMinted","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"NonExistentToken","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"SoldOut","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","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":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","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":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"blessedBaseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"collectionSize","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes","name":"signature","type":"bytes"},{"internalType":"uint256","name":"quantity","type":"uint256"},{"internalType":"uint256","name":"maxMintable","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","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":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"possessedBaseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"preRevealBaseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint256","name":"_salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"","type":"address"},{"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":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"blessed","type":"string"},{"internalType":"string","name":"possessed","type":"string"}],"name":"setBaseURIs","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"size","type":"uint256"}],"name":"setCollectionSize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenID","type":"uint256"},{"internalType":"bool","name":"isPssssd","type":"bool"}],"name":"setIsPossessed","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"newBaseURI","type":"string"}],"name":"setPreRevealBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint96","name":"newRoyaltyPercentage","type":"uint96"}],"name":"setRoyaltyInfo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newSigningAddress","type":"address"}],"name":"setSigningAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"newAddress","type":"address"}],"name":"setTreasuryAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"signingAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenID","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":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"treasuryAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

0x6080604052600436106102195760003560e01c80638cde113a1161011d578063b88d4fde116100b0578063ce5444d01161007f578063eb6ac8e111610064578063eb6ac8e11461063a578063f2fde38b1461064f578063f38ade9b1461066f57600080fd5b8063ce5444d0146105d1578063e985e9c5146105f157600080fd5b8063b88d4fde14610551578063c1ce2e9114610571578063c5f956af14610591578063c87b56dd146105b157600080fd5b8063ac72200d116100ec578063ac72200d146104cc578063aca8ffe7146104fc578063b3e82dc91461051c578063b5519e4a1461053c57600080fd5b80638cde113a146104645780638da5cb5b1461047957806395d89b4114610497578063a22cb465146104ac57600080fd5b80633ccfd60b116101b05780636352211e1161017f57806370a082311161016457806370a082311461041c57806370f93ede1461043c578063715018a61461044f57600080fd5b80636352211e146103dc5780636605bfda146103fc57600080fd5b80633ccfd60b1461037157806342842e0e1461038657806345c0f533146103a65780634af9345e146103bc57600080fd5b806318160ddd116101ec57806318160ddd146102cf57806323b872dd146102f25780632a55205a1461031257806331beb6051461035157600080fd5b806301ffc9a71461021e57806306fdde0314610253578063081812fc14610275578063095ea7b3146102ad575b600080fd5b34801561022a57600080fd5b5061023e610239366004611e14565b61068f565b60405190151581526020015b60405180910390f35b34801561025f57600080fd5b506102686106af565b60405161024a9190611e89565b34801561028157600080fd5b50610295610290366004611e9c565b610741565b6040516001600160a01b03909116815260200161024a565b3480156102b957600080fd5b506102cd6102c8366004611eca565b610785565b005b3480156102db57600080fd5b50600154600054035b60405190815260200161024a565b3480156102fe57600080fd5b506102cd61030d366004611ef6565b610857565b34801561031e57600080fd5b5061033261032d366004611f37565b610867565b604080516001600160a01b03909316835260208301919091520161024a565b34801561035d57600080fd5b506102cd61036c366004611f59565b610924565b34801561037d57600080fd5b506102cd6109ba565b34801561039257600080fd5b506102cd6103a1366004611ef6565b610a1a565b3480156103b257600080fd5b506102e4600b5481565b3480156103c857600080fd5b506102cd6103d7366004611f76565b610a35565b3480156103e857600080fd5b506102956103f7366004611e9c565b610a96565b34801561040857600080fd5b506102cd610417366004611f59565b610aa1565b34801561042857600080fd5b506102e4610437366004611f59565b610b32565b6102cd61044a366004611fa4565b610b81565b34801561045b57600080fd5b506102cd610c7c565b34801561047057600080fd5b50610268610cce565b34801561048557600080fd5b50600a546001600160a01b0316610295565b3480156104a357600080fd5b50610268610d5c565b3480156104b857600080fd5b506102cd6104c7366004612038565b610d6b565b3480156104d857600080fd5b5033600090815260056020526040908190205467ffffffffffffffff911c166102e4565b34801561050857600080fd5b506102cd610517366004611e9c565b610e00565b34801561052857600080fd5b50601054610295906001600160a01b031681565b34801561054857600080fd5b50610268610e6f565b34801561055d57600080fd5b506102cd61056c3660046120f9565b610e7c565b34801561057d57600080fd5b506102cd61058c366004612199565b610ec0565b34801561059d57600080fd5b50601154610295906001600160a01b031681565b3480156105bd57600080fd5b506102686105cc366004611e9c565b610f21565b3480156105dd57600080fd5b506102cd6105ec3660046121fd565b611114565b3480156105fd57600080fd5b5061023e61060c366004612220565b6001600160a01b03918216600090815260076020908152604080832093909416825291909152205460ff1690565b34801561064657600080fd5b5061026861118b565b34801561065b57600080fd5b506102cd61066a366004611f59565b611198565b34801561067b57600080fd5b506102cd61068a366004612259565b611265565b600061069a826112bd565b806106a957506106a9826112bd565b92915050565b6060600280546106be9061228e565b80601f01602080910402602001604051908101604052809291908181526020018280546106ea9061228e565b80156107375780601f1061070c57610100808354040283529160200191610737565b820191906000526020600020905b81548152906001019060200180831161071a57829003601f168201915b5050505050905090565b600061074c826112f2565b610769576040516333d1c03960e21b815260040160405180910390fd5b506000908152600660205260409020546001600160a01b031690565b600061079082611319565b9050806001600160a01b0316836001600160a01b0316036107c45760405163250fdee360e21b815260040160405180910390fd5b336001600160a01b038216146107fb576107de813361060c565b6107fb576040516367d9dca160e11b815260040160405180910390fd5b60008281526006602052604080822080546001600160a01b0319166001600160a01b0387811691821790925591518593918516917f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92591a4505050565b610862838383611380565b505050565b60008281526009602090815260408083208151808301909252546001600160a01b038116808352600160a01b9091046bffffffffffffffffffffffff169282019290925282916108e65750604080518082019091526008546001600160a01b0381168252600160a01b90046bffffffffffffffffffffffff1660208201525b60208101516000906127109061090a906bffffffffffffffffffffffff16876122de565b61091491906122fd565b91519350909150505b9250929050565b600a546001600160a01b031633146109715760405162461bcd60e51b815260206004820181905260248201526000805160206124e483398151915260448201526064015b60405180910390fd5b6001600160a01b03811661099857604051632969679960e11b815260040160405180910390fd5b601080546001600160a01b0319166001600160a01b0392909216919091179055565b600a546001600160a01b03163314610a025760405162461bcd60e51b815260206004820181905260248201526000805160206124e48339815191526044820152606401610968565b601154610a18906001600160a01b031647611527565b565b61086283838360405180602001604052806000815250610e7c565b600a546001600160a01b03163314610a7d5760405162461bcd60e51b815260206004820181905260248201526000805160206124e48339815191526044820152606401610968565b601154610a93906001600160a01b031682611640565b50565b60006106a982611319565b600a546001600160a01b03163314610ae95760405162461bcd60e51b815260206004820181905260248201526000805160206124e48339815191526044820152606401610968565b6001600160a01b038116610b1057604051632969679960e11b815260040160405180910390fd5b601180546001600160a01b0319166001600160a01b0392909216919091179055565b60006001600160a01b038216610b5b576040516323d3ad8160e21b815260040160405180910390fd5b506001600160a01b031660009081526005602052604090205467ffffffffffffffff1690565b610bcc3382610b9085346122fd565b87878080601f01602080910402602001604051908101604052809392919081815260200183838082843760009201919091525061175a92505050565b610be95760405163c1606c2f60e01b815260040160405180910390fd5b600b5482610bfa6001546000540390565b610c04919061231f565b1115610c23576040516352df9fe560e01b815260040160405180910390fd5b3360009081526005602052604090819020548291610c4d9185911c67ffffffffffffffff1661231f565b1115610c6c5760405163c109f51160e01b815260040160405180910390fd5b610c763383611810565b50505050565b600a546001600160a01b03163314610cc45760405162461bcd60e51b815260206004820181905260248201526000805160206124e48339815191526044820152606401610968565b610a1860006118f1565b600d8054610cdb9061228e565b80601f0160208091040260200160405190810160405280929190818152602001828054610d079061228e565b8015610d545780601f10610d2957610100808354040283529160200191610d54565b820191906000526020600020905b815481529060010190602001808311610d3757829003601f168201915b505050505081565b6060600380546106be9061228e565b336001600160a01b03831603610d945760405163b06307db60e01b815260040160405180910390fd5b3360008181526007602090815260408083206001600160a01b03871680855290835292819020805460ff191686151590811790915590519081529192917f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31910160405180910390a35050565b600a546001600160a01b03163314610e485760405162461bcd60e51b815260206004820181905260248201526000805160206124e48339815191526044820152606401610968565b600054811015610e6a5760405162691d6b60e31b815260040160405180910390fd5b600b55565b600c8054610cdb9061228e565b610e87848484611380565b6001600160a01b0383163b15610c7657610ea384848484611943565b610c76576040516368d2bf6b60e11b815260040160405180910390fd5b600a546001600160a01b03163314610f085760405162461bcd60e51b815260206004820181905260248201526000805160206124e48339815191526044820152606401610968565b600c610f148382612385565b50600d6108628282612385565b6060610f2c826112f2565b610f9e5760405162461bcd60e51b815260206004820152602f60248201527f4552433732314d657461646174613a2055524920717565727920666f72206e6f60448201527f6e6578697374656e7420746f6b656e00000000000000000000000000000000006064820152608401610968565b6000828152600f602052604081205460ff16610fbb57600c610fbe565b600d5b8054610fc99061228e565b80601f0160208091040260200160405190810160405280929190818152602001828054610ff59061228e565b80156110425780601f1061101757610100808354040283529160200191611042565b820191906000526020600020905b81548152906001019060200180831161102557829003601f168201915b5050505050905060008151116110e257600e805461105f9061228e565b80601f016020809104026020016040519081016040528092919081815260200182805461108b9061228e565b80156110d85780601f106110ad576101008083540402835291602001916110d8565b820191906000526020600020905b8154815290600101906020018083116110bb57829003601f168201915b505050505061110d565b806110ec84611a2b565b6040516020016110fd929190612445565b6040516020818303038152906040525b9392505050565b61111d826112f2565b61113a57604051634a1850bf60e11b815260040160405180910390fd5b3361114483610a96565b6001600160a01b03161461116b57604051636db2465f60e01b815260040160405180910390fd5b6000918252600f6020526040909120805460ff1916911515919091179055565b600e8054610cdb9061228e565b600a546001600160a01b031633146111e05760405162461bcd60e51b815260206004820181905260248201526000805160206124e48339815191526044820152606401610968565b6001600160a01b03811661125c5760405162461bcd60e51b815260206004820152602660248201527f4f776e61626c653a206e6577206f776e657220697320746865207a65726f206160448201527f64647265737300000000000000000000000000000000000000000000000000006064820152608401610968565b610a93816118f1565b600a546001600160a01b031633146112ad5760405162461bcd60e51b815260206004820181905260248201526000805160206124e48339815191526044820152606401610968565b600e6112b98282612385565b5050565b60006001600160e01b0319821663152a902d60e11b14806106a957506301ffc9a760e01b6001600160e01b03198316146106a9565b60008054821080156106a9575050600090815260046020526040902054600160e01b161590565b6000816000548110156113675760008181526004602052604081205490600160e01b82169003611365575b8060000361110d575060001901600081815260046020526040902054611344565b505b604051636f96cda160e11b815260040160405180910390fd5b600061138b82611319565b9050836001600160a01b0316816001600160a01b0316146113be5760405162a1148160e81b815260040160405180910390fd5b6000336001600160a01b03861614806113dc57506113dc853361060c565b806113f75750336113ec84610741565b6001600160a01b0316145b90508061141757604051632ce44b5f60e11b815260040160405180910390fd5b6001600160a01b03841661143e57604051633a954ecd60e21b815260040160405180910390fd5b600083815260066020908152604080832080546001600160a01b03191690556001600160a01b038881168452600583528184208054600019019055871683528083208054600101905585835260049091528120600160e11b4260a01b87178117909155831690036114df576001830160008181526004602052604081205490036114dd5760005481146114dd5760008181526004602052604090208390555b505b82846001600160a01b0316866001600160a01b03167fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef60405160405180910390a45050505050565b804710156115775760405162461bcd60e51b815260206004820152601d60248201527f416464726573733a20696e73756666696369656e742062616c616e63650000006044820152606401610968565b6000826001600160a01b03168260405160006040518083038185875af1925050503d80600081146115c4576040519150601f19603f3d011682016040523d82523d6000602084013e6115c9565b606091505b50509050806108625760405162461bcd60e51b815260206004820152603a60248201527f416464726573733a20756e61626c6520746f2073656e642076616c75652c207260448201527f6563697069656e74206d617920686176652072657665727465640000000000006064820152608401610968565b6127106bffffffffffffffffffffffff821611156116c65760405162461bcd60e51b815260206004820152602a60248201527f455243323938313a20726f79616c7479206665652077696c6c2065786365656460448201527f2073616c655072696365000000000000000000000000000000000000000000006064820152608401610968565b6001600160a01b03821661171c5760405162461bcd60e51b815260206004820152601960248201527f455243323938313a20696e76616c6964207265636569766572000000000000006044820152606401610968565b604080518082019091526001600160a01b039092168083526bffffffffffffffffffffffff9091166020909201829052600160a01b90910217600855565b60408051606086901b6bffffffffffffffffffffffff1916602080830191909152603482018690526054808301869052835180840390910181526074830184528051908201207f19457468657265756d205369676e6564204d6573736167653a0a333200000000609484015260b08084018290528451808503909101815260d09093019093528151910120600091906117f39084611a7a565b6010546001600160a01b039081169116149150505b949350505050565b6000546001600160a01b03831661183957604051622e076360e81b815260040160405180910390fd5b8160000361185a5760405163b562e8dd60e01b815260040160405180910390fd5b6001600160a01b03831660009081526005602090815260408083208054680100000000000000018702019055838352600490915290204260a01b84176001841460e11b179055808083015b6040516001830192906001600160a01b038716906000907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a48082106118a55750600055505050565b600a80546001600160a01b038381166001600160a01b0319831681179093556040519116919082907f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e090600090a35050565b604051630a85bd0160e11b81526000906001600160a01b0385169063150b7a0290611978903390899088908890600401612474565b6020604051808303816000875af19250505080156119b3575060408051601f3d908101601f191682019092526119b0918101906124b0565b60015b611a11573d8080156119e1576040519150601f19603f3d011682016040523d82523d6000602084013e6119e6565b606091505b508051600003611a09576040516368d2bf6b60e11b815260040160405180910390fd5b805181602001fd5b6001600160e01b031916630a85bd0160e11b149050611808565b604080516080810191829052607f0190826030600a8206018353600a90045b8015611a6857600183039250600a81066030018353600a9004611a4a565b50819003601f19909101908152919050565b6000806000611a898585611a9e565b91509150611a9681611b09565b509392505050565b6000808251604103611ad45760208301516040840151606085015160001a611ac887828585611cbf565b9450945050505061091d565b8251604003611afd5760208301516040840151611af2868383611dac565b93509350505061091d565b5060009050600261091d565b6000816004811115611b1d57611b1d6124cd565b03611b255750565b6001816004811115611b3957611b396124cd565b03611b865760405162461bcd60e51b815260206004820152601860248201527f45434453413a20696e76616c6964207369676e617475726500000000000000006044820152606401610968565b6002816004811115611b9a57611b9a6124cd565b03611be75760405162461bcd60e51b815260206004820152601f60248201527f45434453413a20696e76616c6964207369676e6174757265206c656e677468006044820152606401610968565b6003816004811115611bfb57611bfb6124cd565b03611c535760405162461bcd60e51b815260206004820152602260248201527f45434453413a20696e76616c6964207369676e6174757265202773272076616c604482015261756560f01b6064820152608401610968565b6004816004811115611c6757611c676124cd565b03610a935760405162461bcd60e51b815260206004820152602260248201527f45434453413a20696e76616c6964207369676e6174757265202776272076616c604482015261756560f01b6064820152608401610968565b6000807f7fffffffffffffffffffffffffffffff5d576e7357a4501ddfe92f46681b20a0831115611cf65750600090506003611da3565b8460ff16601b14158015611d0e57508460ff16601c14155b15611d1f5750600090506004611da3565b6040805160008082526020820180845289905260ff881692820192909252606081018690526080810185905260019060a0016020604051602081039080840390855afa158015611d73573d6000803e3d6000fd5b5050604051601f1901519150506001600160a01b038116611d9c57600060019250925050611da3565b9150600090505b94509492505050565b6000807f7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff831681611de260ff86901c601b61231f565b9050611df087828885611cbf565b935093505050935093915050565b6001600160e01b031981168114610a9357600080fd5b600060208284031215611e2657600080fd5b813561110d81611dfe565b60005b83811015611e4c578181015183820152602001611e34565b83811115610c765750506000910152565b60008151808452611e75816020860160208601611e31565b601f01601f19169290920160200192915050565b60208152600061110d6020830184611e5d565b600060208284031215611eae57600080fd5b5035919050565b6001600160a01b0381168114610a9357600080fd5b60008060408385031215611edd57600080fd5b8235611ee881611eb5565b946020939093013593505050565b600080600060608486031215611f0b57600080fd5b8335611f1681611eb5565b92506020840135611f2681611eb5565b929592945050506040919091013590565b60008060408385031215611f4a57600080fd5b50508035926020909101359150565b600060208284031215611f6b57600080fd5b813561110d81611eb5565b600060208284031215611f8857600080fd5b81356bffffffffffffffffffffffff8116811461110d57600080fd5b60008060008060608587031215611fba57600080fd5b843567ffffffffffffffff80821115611fd257600080fd5b818701915087601f830112611fe657600080fd5b813581811115611ff557600080fd5b88602082850101111561200757600080fd5b6020928301999098509187013596604001359550909350505050565b8035801515811461203357600080fd5b919050565b6000806040838503121561204b57600080fd5b823561205681611eb5565b915061206460208401612023565b90509250929050565b634e487b7160e01b600052604160045260246000fd5b600067ffffffffffffffff8084111561209e5761209e61206d565b604051601f8501601f19908116603f011681019082821181831017156120c6576120c661206d565b816040528093508581528686860111156120df57600080fd5b858560208301376000602087830101525050509392505050565b6000806000806080858703121561210f57600080fd5b843561211a81611eb5565b9350602085013561212a81611eb5565b925060408501359150606085013567ffffffffffffffff81111561214d57600080fd5b8501601f8101871361215e57600080fd5b61216d87823560208401612083565b91505092959194509250565b600082601f83011261218a57600080fd5b61110d83833560208501612083565b600080604083850312156121ac57600080fd5b823567ffffffffffffffff808211156121c457600080fd5b6121d086838701612179565b935060208501359150808211156121e657600080fd5b506121f385828601612179565b9150509250929050565b6000806040838503121561221057600080fd5b8235915061206460208401612023565b6000806040838503121561223357600080fd5b823561223e81611eb5565b9150602083013561224e81611eb5565b809150509250929050565b60006020828403121561226b57600080fd5b813567ffffffffffffffff81111561228257600080fd5b61180884828501612179565b600181811c908216806122a257607f821691505b6020821081036122c257634e487b7160e01b600052602260045260246000fd5b50919050565b634e487b7160e01b600052601160045260246000fd5b60008160001904831182151516156122f8576122f86122c8565b500290565b60008261231a57634e487b7160e01b600052601260045260246000fd5b500490565b60008219821115612332576123326122c8565b500190565b601f82111561086257600081815260208120601f850160051c8101602086101561235e5750805b601f850160051c820191505b8181101561237d5782815560010161236a565b505050505050565b815167ffffffffffffffff81111561239f5761239f61206d565b6123b3816123ad845461228e565b84612337565b602080601f8311600181146123e857600084156123d05750858301515b600019600386901b1c1916600185901b17855561237d565b600085815260208120601f198616915b82811015612417578886015182559484019460019091019084016123f8565b50858210156124355787850151600019600388901b60f8161c191681555b5050505050600190811b01905550565b60008351612457818460208801611e31565b83519083019061246b818360208801611e31565b01949350505050565b60006001600160a01b038087168352808616602084015250836040830152608060608301526124a66080830184611e5d565b9695505050505050565b6000602082840312156124c257600080fd5b815161110d81611dfe565b634e487b7160e01b600052602160045260246000fdfe4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572a26469706673582212200b628cf89083b17e9a448e925c85c03825bfe6497961d8b5d67c86e22bc9153d64736f6c634300080f0033

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

-----Decoded View---------------
Arg [0] : defaultTreasury (address): 0x0d76033FBac5034c103696d0b9020A29102080e9
Arg [1] : defaultCollectionSize (uint256): 10000
Arg [2] : defaultPreRevealBaseURI (string): https://p4sd.mypinata.cloud/ipfs/QmNiSgjpJK1KUm5KjQzeEByi8XeZnersuhV4RP6tjczjcG
Arg [3] : signer (address): 0x1E19f70a43f673c866e8a42397981Bb67de76ae1

-----Encoded View---------------
8 Constructor Arguments found :
Arg [0] : 0000000000000000000000000d76033fbac5034c103696d0b9020a29102080e9
Arg [1] : 0000000000000000000000000000000000000000000000000000000000002710
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [3] : 0000000000000000000000001e19f70a43f673c866e8a42397981bb67de76ae1
Arg [4] : 000000000000000000000000000000000000000000000000000000000000004f
Arg [5] : 68747470733a2f2f703473642e6d7970696e6174612e636c6f75642f69706673
Arg [6] : 2f516d4e6953676a704a4b314b556d354b6a517a65454279693858655a6e6572
Arg [7] : 7375685634525036746a637a6a63470000000000000000000000000000000000