Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/utils/Counters.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol";
import "@openzeppelin/contracts/utils/cryptography/SignatureChecker.sol";

contract DigiDragonzVX is ERC721, EIP712, Ownable {
    using Counters for Counters.Counter;
    using Strings for uint;

    Counters.Counter private _tokenIds;
    
    enum SaleStatus{ PAUSED, PRESALE, PUBLIC, GENESISONE }

    uint public constant SALE_COUNT = 3500;
    uint public constant GENESIS_ONE_COUNT = 1500;

    uint public constant WHITELIST_TOKENS_MAX = 2;
    uint public constant PUBLIC_TOKENS_MAX = 5;
    
    uint public constant WHITELIST_PRICE = 0.03 ether;
    uint public constant PUBLIC_PRICE = 0.07 ether;

    SaleStatus public saleStatus = SaleStatus.PAUSED;
    bool public canReveal = false;

    uint private _whitelistMintedCount;
    
    string private _placeholderUri;
    string private _baseUri;
    address private immutable _txSigner;
    address private immutable _revenueRecipient;

    mapping(address => bool) private _genesisOneMintedMap;
    mapping(address => uint) private _whitelistMintedMap;
    mapping(address => uint) private _publicMintedMap;

    constructor(
        string memory placeholderUri,
        address txSigner,
        address revenueRecipient
    )
    ERC721("DigiDragonzVX", "DDVX")
    EIP712("DigiDragonzVX", "1")
    {
        _placeholderUri = placeholderUri;
        _txSigner = txSigner;
        _revenueRecipient = revenueRecipient;
    }

    struct NFTVoucher {
        address redeemer;
        bool whitelisted;
        bool genesisOne;
        uint numberOfTokens;
    }

    function totalSupply() external view returns (uint) {
        return _tokenIds.current();
    }

    function airdrop(address to, uint count) external onlyOwner {
        _mintTokens(to, count);
    }

    function _baseURI() internal view override returns (string memory) {
        return _baseUri;
    }

    /// @notice Set placeholder uri
    function setPlaceholderUri(string memory uri) external onlyOwner {
        _placeholderUri = uri;
    }

    /// @notice Set sales status
    function setSaleStatus(SaleStatus status) external onlyOwner {
        saleStatus = status;
    }

    /// @notice Reveal metadata for all the tokens
    function reveal(string memory baseUri) external onlyOwner {
        require(!canReveal, "Already revealed");
        _baseUri = baseUri;
        canReveal = true;
    }

    /// @notice Get token's URI. In case of delayed reveal we give user the json of the placeholer metadata.
    /// @param tokenId token ID
    function tokenURI(uint256 tokenId) public view override returns (string memory) {
        require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");

        return canReveal 
            ? string(abi.encodePacked(_baseURI(), tokenId.toString(), ".json"))
            : _placeholderUri;
    }

    /// @notice Withdraw contract balance
    function withdraw() external onlyOwner {
        uint256 balance = address(this).balance;
        require(balance > 0, "No balance");

        payable(_revenueRecipient).transfer(balance);
    }

    /// @notice redeem free VX for Genesis One holders
    function genesisOneRedeem(NFTVoucher calldata voucher, bytes memory signature) external {
        validateCommon(voucher, signature, 0, voucher.numberOfTokens);

        require(saleStatus == SaleStatus.GENESISONE, "Genesis One sale is off");
        require(voucher.genesisOne, "You are not a genesis one holder");
        require(_genesisOneMintedMap[voucher.redeemer] == false, "You've already redeemed your Genesis One VX");
        require(_tokenIds.current() + voucher.numberOfTokens <= SALE_COUNT + GENESIS_ONE_COUNT, "Token quantity exceeds collection size");

        _genesisOneMintedMap[voucher.redeemer] = true;
        _mintTokens(voucher.redeemer, voucher.numberOfTokens);
    }

    /// @notice mint tokens
    function redeem(NFTVoucher calldata voucher, bytes memory signature) external payable {
        require(_tokenIds.current() + voucher.numberOfTokens <= SALE_COUNT, "Token quantity exceeds collection size");
        require(saleStatus != SaleStatus.GENESISONE, "Currently only allowing Genesis One holders to mint.");

        if(saleStatus == SaleStatus.PRESALE) {
            validateCommon(voucher, signature, WHITELIST_PRICE, voucher.numberOfTokens);
            require(saleStatus == SaleStatus.PRESALE, "Whitelist sale is off");
            require(voucher.whitelisted, "Wallet is not whitelisted");
            require(_whitelistMintedMap[voucher.redeemer] + voucher.numberOfTokens <= WHITELIST_TOKENS_MAX, "Token quantity exceeds allowance (2)");
            _whitelistMintedMap[voucher.redeemer] += voucher.numberOfTokens;
        }
        if(saleStatus == SaleStatus.PUBLIC) {
            validateCommon(voucher, signature, PUBLIC_PRICE, voucher.numberOfTokens);
            require(saleStatus == SaleStatus.PUBLIC, "Public sale is off");
            require(_publicMintedMap[voucher.redeemer] + voucher.numberOfTokens <= PUBLIC_TOKENS_MAX, "Token quantity exceeds allowance (5)");
            _publicMintedMap[voucher.redeemer] += voucher.numberOfTokens;
        }

        _mintTokens(voucher.redeemer, voucher.numberOfTokens);
    }

    /// @dev perform common validations
    function validateCommon(NFTVoucher calldata voucher, bytes memory signature, uint price, uint tokenCount) internal {
        require(_verify(_hash(voucher), signature), "Transaction is not authorized (invalid signature)");
        require(saleStatus != SaleStatus.PAUSED, "Sale is off");
        require(msg.value >= voucher.numberOfTokens * price, "Ether value sent is incorrect");
        require(tokenCount > 0, "Number of tokens is incorrect");
    }

    function _mintTokens(address to, uint count) internal {
        for(uint index = 0; index < count; index++) {

            _tokenIds.increment();
            uint newItemId = _tokenIds.current();

            _safeMint(to, newItemId);
        }
    }

    /// @notice Returns a hash of the given NFTVoucher, prepared using EIP712 typed data hashing rules.
    /// @param voucher An NFTVoucher to hash.
    function _hash(NFTVoucher calldata voucher)
    internal view returns (bytes32)
    {
        return _hashTypedDataV4(keccak256(abi.encode(
            keccak256("NFTVoucher(address redeemer,bool whitelisted,bool genesisOne,uint numberOfTokens)"),
            voucher.redeemer,
            voucher.whitelisted,
            voucher.genesisOne,
            voucher.numberOfTokens
        )));
    }

    function _verify(bytes32 digest, bytes memory signature)
    internal view returns (bool)
    { 
        return SignatureChecker.isValidSignatureNow(_txSigner, digest, signature);
    }
}

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

pragma solidity ^0.8.0;

import "./ECDSA.sol";
import "../Address.sol";
import "../../interfaces/IERC1271.sol";

/**
 * @dev Signature verification helper that can be used instead of `ECDSA.recover` to seamlessly support both ECDSA
 * signatures from externally owned accounts (EOAs) as well as ERC1271 signatures from smart contract wallets like
 * Argent and Gnosis Safe.
 *
 * _Available since v4.1._
 */
library SignatureChecker {
    /**
     * @dev Checks if a signature is valid for a given signer and data hash. If the signer is a smart contract, the
     * signature is validated against that smart contract using ERC1271, otherwise it's validated using `ECDSA.recover`.
     *
     * NOTE: Unlike ECDSA signatures, contract signatures are revocable, and the outcome of this function can thus
     * change through time. It could return true at block N and false at block N+1 (or the opposite).
     */
    function isValidSignatureNow(
        address signer,
        bytes32 hash,
        bytes memory signature
    ) internal view returns (bool) {
        (address recovered, ECDSA.RecoverError error) = ECDSA.tryRecover(hash, signature);
        if (error == ECDSA.RecoverError.NoError && recovered == signer) {
            return true;
        }

        (bool success, bytes memory result) = signer.staticcall(
            abi.encodeWithSelector(IERC1271.isValidSignature.selector, hash, signature)
        );
        return (success && result.length == 32 && abi.decode(result, (bytes4)) == IERC1271.isValidSignature.selector);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/cryptography/draft-EIP712.sol)

pragma solidity ^0.8.0;

import "./ECDSA.sol";

/**
 * @dev https://eips.ethereum.org/EIPS/eip-712[EIP 712] is a standard for hashing and signing of typed structured data.
 *
 * The encoding specified in the EIP is very generic, and such a generic implementation in Solidity is not feasible,
 * thus this contract does not implement the encoding itself. Protocols need to implement the type-specific encoding
 * they need in their contracts using a combination of `abi.encode` and `keccak256`.
 *
 * This contract implements the EIP 712 domain separator ({_domainSeparatorV4}) that is used as part of the encoding
 * scheme, and the final step of the encoding to obtain the message digest that is then signed via ECDSA
 * ({_hashTypedDataV4}).
 *
 * The implementation of the domain separator was designed to be as efficient as possible while still properly updating
 * the chain id to protect against replay attacks on an eventual fork of the chain.
 *
 * NOTE: This contract implements the version of the encoding known as "v4", as implemented by the JSON RPC method
 * https://docs.metamask.io/guide/signing-data.html[`eth_signTypedDataV4` in MetaMask].
 *
 * _Available since v3.4._
 */
abstract contract EIP712 {
    /* solhint-disable var-name-mixedcase */
    // Cache the domain separator as an immutable value, but also store the chain id that it corresponds to, in order to
    // invalidate the cached domain separator if the chain id changes.
    bytes32 private immutable _CACHED_DOMAIN_SEPARATOR;
    uint256 private immutable _CACHED_CHAIN_ID;
    address private immutable _CACHED_THIS;

    bytes32 private immutable _HASHED_NAME;
    bytes32 private immutable _HASHED_VERSION;
    bytes32 private immutable _TYPE_HASH;

    /* solhint-enable var-name-mixedcase */

    /**
     * @dev Initializes the domain separator and parameter caches.
     *
     * The meaning of `name` and `version` is specified in
     * https://eips.ethereum.org/EIPS/eip-712#definition-of-domainseparator[EIP 712]:
     *
     * - `name`: the user readable name of the signing domain, i.e. the name of the DApp or the protocol.
     * - `version`: the current major version of the signing domain.
     *
     * NOTE: These parameters cannot be changed except through a xref:learn::upgrading-smart-contracts.adoc[smart
     * contract upgrade].
     */
    constructor(string memory name, string memory version) {
        bytes32 hashedName = keccak256(bytes(name));
        bytes32 hashedVersion = keccak256(bytes(version));
        bytes32 typeHash = keccak256(
            "EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"
        );
        _HASHED_NAME = hashedName;
        _HASHED_VERSION = hashedVersion;
        _CACHED_CHAIN_ID = block.chainid;
        _CACHED_DOMAIN_SEPARATOR = _buildDomainSeparator(typeHash, hashedName, hashedVersion);
        _CACHED_THIS = address(this);
        _TYPE_HASH = typeHash;
    }

    /**
     * @dev Returns the domain separator for the current chain.
     */
    function _domainSeparatorV4() internal view returns (bytes32) {
        if (address(this) == _CACHED_THIS && block.chainid == _CACHED_CHAIN_ID) {
            return _CACHED_DOMAIN_SEPARATOR;
        } else {
            return _buildDomainSeparator(_TYPE_HASH, _HASHED_NAME, _HASHED_VERSION);
        }
    }

    function _buildDomainSeparator(
        bytes32 typeHash,
        bytes32 nameHash,
        bytes32 versionHash
    ) private view returns (bytes32) {
        return keccak256(abi.encode(typeHash, nameHash, versionHash, block.chainid, address(this)));
    }

    /**
     * @dev Given an already https://eips.ethereum.org/EIPS/eip-712#definition-of-hashstruct[hashed struct], this
     * function returns the hash of the fully encoded EIP712 message for this domain.
     *
     * This hash can be used together with {ECDSA-recover} to obtain the signer of a message. For example:
     *
     * ```solidity
     * bytes32 digest = _hashTypedDataV4(keccak256(abi.encode(
     *     keccak256("Mail(address to,string contents)"),
     *     mailTo,
     *     keccak256(bytes(mailContents))
     * )));
     * address signer = ECDSA.recover(digest, signature);
     * ```
     */
    function _hashTypedDataV4(bytes32 structHash) internal view virtual returns (bytes32) {
        return ECDSA.toTypedDataHash(_domainSeparatorV4(), structHash);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/ERC721.sol)

pragma solidity ^0.8.0;

import "./IERC721.sol";
import "./IERC721Receiver.sol";
import "./extensions/IERC721Metadata.sol";
import "../../utils/Address.sol";
import "../../utils/Context.sol";
import "../../utils/Strings.sol";
import "../../utils/introspection/ERC165.sol";

/**
 * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
 * the Metadata extension, but not including the Enumerable extension, which is available separately as
 * {ERC721Enumerable}.
 */
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata {
    using Address for address;
    using Strings for uint256;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping from token ID to owner address
    mapping(uint256 => address) private _owners;

    // Mapping owner address to token count
    mapping(address => uint256) private _balances;

    // 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;

    /**
     * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
        return
            interfaceId == type(IERC721).interfaceId ||
            interfaceId == type(IERC721Metadata).interfaceId ||
            super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view virtual override returns (uint256) {
        require(owner != address(0), "ERC721: balance query for the zero address");
        return _balances[owner];
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        address owner = _owners[tokenId];
        require(owner != address(0), "ERC721: owner query for nonexistent token");
        return owner;
    }

    /**
     * @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) {
        require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");

        string memory baseURI = _baseURI();
        return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : "";
    }

    /**
     * @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 See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ERC721.ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(
            _msgSender() == owner || isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not owner nor approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        require(_exists(tokenId), "ERC721: approved query for nonexistent token");

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        _setApprovalForAll(_msgSender(), 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 {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");

        _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 {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
        _safeTransfer(from, to, tokenId, _data);
    }

    /**
     * @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.
     *
     * `_data` is additional data, it has no specified format and it is sent in call to `to`.
     *
     * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.
     * implement alternative mechanisms to perform token transfer, such as signature-based.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeTransfer(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) internal virtual {
        _transfer(from, to, tokenId);
        require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
    }

    /**
     * @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`),
     * and stop existing when they are burned (`_burn`).
     */
    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return _owners[tokenId] != address(0);
    }

    /**
     * @dev Returns whether `spender` is allowed to manage `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
        require(_exists(tokenId), "ERC721: operator query for nonexistent token");
        address owner = ERC721.ownerOf(tokenId);
        return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, spender));
    }

    /**
     * @dev Safely mints `tokenId` and transfers it to `to`.
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(address to, uint256 tokenId) internal virtual {
        _safeMint(to, tokenId, "");
    }

    /**
     * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is
     * forwarded in {IERC721Receiver-onERC721Received} to contract recipients.
     */
    function _safeMint(
        address to,
        uint256 tokenId,
        bytes memory _data
    ) internal virtual {
        _mint(to, tokenId);
        require(
            _checkOnERC721Received(address(0), to, tokenId, _data),
            "ERC721: transfer to non ERC721Receiver implementer"
        );
    }

    /**
     * @dev Mints `tokenId` and transfers it to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - `to` cannot be the zero address.
     *
     * Emits a {Transfer} event.
     */
    function _mint(address to, uint256 tokenId) internal virtual {
        require(to != address(0), "ERC721: mint to the zero address");
        require(!_exists(tokenId), "ERC721: token already minted");

        _beforeTokenTransfer(address(0), to, tokenId);

        _balances[to] += 1;
        _owners[tokenId] = to;

        emit Transfer(address(0), to, tokenId);

        _afterTokenTransfer(address(0), to, tokenId);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ERC721.ownerOf(tokenId);

        _beforeTokenTransfer(owner, address(0), tokenId);

        // Clear approvals
        _approve(address(0), tokenId);

        _balances[owner] -= 1;
        delete _owners[tokenId];

        emit Transfer(owner, address(0), tokenId);

        _afterTokenTransfer(owner, address(0), tokenId);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * 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
    ) internal virtual {
        require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");
        require(to != address(0), "ERC721: transfer to the zero address");

        _beforeTokenTransfer(from, to, tokenId);

        // Clear approvals from the previous owner
        _approve(address(0), tokenId);

        _balances[from] -= 1;
        _balances[to] += 1;
        _owners[tokenId] = to;

        emit Transfer(from, to, tokenId);

        _afterTokenTransfer(from, to, tokenId);
    }

    /**
     * @dev Approve `to` to operate on `tokenId`
     *
     * Emits a {Approval} event.
     */
    function _approve(address to, uint256 tokenId) internal virtual {
        _tokenApprovals[tokenId] = to;
        emit Approval(ERC721.ownerOf(tokenId), to, tokenId);
    }

    /**
     * @dev Approve `operator` to operate on all of `owner` tokens
     *
     * Emits a {ApprovalForAll} event.
     */
    function _setApprovalForAll(
        address owner,
        address operator,
        bool approved
    ) internal virtual {
        require(owner != operator, "ERC721: approve to caller");
        _operatorApprovals[owner][operator] = approved;
        emit ApprovalForAll(owner, operator, approved);
    }

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a 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 _checkOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        if (to.isContract()) {
            try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
                return retval == IERC721Receiver.onERC721Received.selector;
            } catch (bytes memory reason) {
                if (reason.length == 0) {
                    revert("ERC721: transfer to non ERC721Receiver implementer");
                } else {
                    assembly {
                        revert(add(32, reason), mload(reason))
                    }
                }
            }
        } else {
            return true;
        }
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * 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, ``from``'s `tokenId` will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {}

    /**
     * @dev Hook that is called after any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {}
}

// 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 v4.4.1 (utils/Counters.sol)

pragma solidity ^0.8.0;

/**
 * @title Counters
 * @author Matt Condon (@shrugs)
 * @dev Provides counters that can only be incremented, decremented or reset. This can be used e.g. to track the number
 * of elements in a mapping, issuing ERC721 ids, or counting request ids.
 *
 * Include with `using Counters for Counters.Counter;`
 */
library Counters {
    struct Counter {
        // This variable should never be directly accessed by users of the library: interactions must be restricted to
        // the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add
        // this feature: see https://github.com/ethereum/solidity/issues/4637
        uint256 _value; // default: 0
    }

    function current(Counter storage counter) internal view returns (uint256) {
        return counter._value;
    }

    function increment(Counter storage counter) internal {
        unchecked {
            counter._value += 1;
        }
    }

    function decrement(Counter storage counter) internal {
        uint256 value = counter._value;
        require(value > 0, "Counter: decrement overflow");
        unchecked {
            counter._value = value - 1;
        }
    }

    function reset(Counter storage counter) internal {
        counter._value = 0;
    }
}

// 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 v4.4.1 (interfaces/IERC1271.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC1271 standard signature validation method for
 * contracts as defined in https://eips.ethereum.org/EIPS/eip-1271[ERC-1271].
 *
 * _Available since v4.1._
 */
interface IERC1271 {
    /**
     * @dev Should return whether the signature provided is valid for the provided data
     * @param hash      Hash of the data to be signed
     * @param signature Signature byte array associated with _data
     */
    function isValidSignature(bytes32 hash, bytes memory signature) external view returns (bytes4 magicValue);
}

// 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 (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/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 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 (token/ERC721/extensions/IERC721Metadata.sol)

pragma solidity ^0.8.0;

import "../IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional metadata extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Metadata is IERC721 {
    /**
     * @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 (token/ERC721/IERC721Receiver.sol)

pragma solidity ^0.8.0;

/**
 * @title ERC721 token receiver interface
 * @dev Interface for any contract that wants to support safeTransfers
 * from ERC721 asset contracts.
 */
interface IERC721Receiver {
    /**
     * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
     * by `operator` from `from`, this function is called.
     *
     * It must return its Solidity selector to confirm the token transfer.
     * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.
     *
     * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`.
     */
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721.sol)

pragma solidity ^0.8.0;

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

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @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`, 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 Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @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 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);

    /**
     * @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;
}

// 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": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"string","name":"placeholderUri","type":"string"},{"internalType":"address","name":"txSigner","type":"address"},{"internalType":"address","name":"revenueRecipient","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"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":[],"name":"GENESIS_ONE_COUNT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PUBLIC_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PUBLIC_TOKENS_MAX","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SALE_COUNT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"WHITELIST_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"WHITELIST_TOKENS_MAX","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"count","type":"uint256"}],"name":"airdrop","outputs":[],"stateMutability":"nonpayable","type":"function"},{"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":"canReveal","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"redeemer","type":"address"},{"internalType":"bool","name":"whitelisted","type":"bool"},{"internalType":"bool","name":"genesisOne","type":"bool"},{"internalType":"uint256","name":"numberOfTokens","type":"uint256"}],"internalType":"struct DigiDragonzVX.NFTVoucher","name":"voucher","type":"tuple"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"genesisOneRedeem","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"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":[],"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":[{"components":[{"internalType":"address","name":"redeemer","type":"address"},{"internalType":"bool","name":"whitelisted","type":"bool"},{"internalType":"bool","name":"genesisOne","type":"bool"},{"internalType":"uint256","name":"numberOfTokens","type":"uint256"}],"internalType":"struct DigiDragonzVX.NFTVoucher","name":"voucher","type":"tuple"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"redeem","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseUri","type":"string"}],"name":"reveal","outputs":[],"stateMutability":"nonpayable","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":[],"name":"saleStatus","outputs":[{"internalType":"enum DigiDragonzVX.SaleStatus","name":"","type":"uint8"}],"stateMutability":"view","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":"uri","type":"string"}],"name":"setPlaceholderUri","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum DigiDragonzVX.SaleStatus","name":"status","type":"uint8"}],"name":"setSaleStatus","outputs":[],"stateMutability":"nonpayable","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":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

0x6080604052600436106101e35760003560e01c806370a0823111610102578063a984261011610095578063e985e9c511610064578063e985e9c514610541578063f2fde38b1461058a578063f9020e33146105aa578063ff53f81b146105d157600080fd5b8063a9842610146104cd578063b88d4fde146104ec578063c87b56dd1461050c578063df7dd3a91461052c57600080fd5b80638da5cb5b116100d15780638da5cb5b1461046457806395d89b41146104825780639ae0e40514610497578063a22cb465146104ad57600080fd5b806370a08231146103fc578063715018a61461041c5780638a27871b146104315780638ba4cc3c1461044457600080fd5b80633ccfd60b1161017a57806358343714116101495780635834371414610381578063611f3f10146103a15780636352211e146103bc5780636afd4ba2146103dc57600080fd5b80633ccfd60b1461030c57806342842e0e146103215780634891ad88146103415780634c2612471461036157600080fd5b8063095ea7b3116101b6578063095ea7b31461029a57806317e7f295146102bc57806318160ddd146102d757806323b872dd146102ec57600080fd5b806301ffc9a7146101e8578063032767781461021d57806306fdde0314610240578063081812fc14610262575b600080fd5b3480156101f457600080fd5b50610208610203366004612636565b6105e7565b60405190151581526020015b60405180910390f35b34801561022957600080fd5b50610232600281565b604051908152602001610214565b34801561024c57600080fd5b50610255610639565b604051610214919061284e565b34801561026e57600080fd5b5061028261027d366004612730565b6106cb565b6040516001600160a01b039091168152602001610214565b3480156102a657600080fd5b506102ba6102b53660046125f1565b610765565b005b3480156102c857600080fd5b50610232666a94d74f43000081565b3480156102e357600080fd5b5061023261087b565b3480156102f857600080fd5b506102ba610307366004612523565b61088b565b34801561031857600080fd5b506102ba6108bc565b34801561032d57600080fd5b506102ba61033c366004612523565b61097b565b34801561034d57600080fd5b506102ba61035c366004612670565b610996565b34801561036d57600080fd5b506102ba61037c366004612691565b6109e7565b34801561038d57600080fd5b506102ba61039c3660046126da565b610a82565b3480156103ad57600080fd5b5061023266f8b0a10e47000081565b3480156103c857600080fd5b506102826103d7366004612730565b610c7f565b3480156103e857600080fd5b506102ba6103f7366004612691565b610cf6565b34801561040857600080fd5b506102326104173660046124d5565b610d33565b34801561042857600080fd5b506102ba610dba565b6102ba61043f3660046126da565b610df0565b34801561045057600080fd5b506102ba61045f3660046125f1565b61120e565b34801561047057600080fd5b506006546001600160a01b0316610282565b34801561048e57600080fd5b50610255611242565b3480156104a357600080fd5b506102326105dc81565b3480156104b957600080fd5b506102ba6104c83660046125c7565b611251565b3480156104d957600080fd5b5060085461020890610100900460ff1681565b3480156104f857600080fd5b506102ba61050736600461255f565b61125c565b34801561051857600080fd5b50610255610527366004612730565b611294565b34801561053857600080fd5b50610232600581565b34801561054d57600080fd5b5061020861055c3660046124f0565b6001600160a01b03918216600090815260056020908152604080832093909416825291909152205460ff1690565b34801561059657600080fd5b506102ba6105a53660046124d5565b6113e9565b3480156105b657600080fd5b506008546105c49060ff1681565b6040516102149190612826565b3480156105dd57600080fd5b50610232610dac81565b60006001600160e01b031982166380ac58cd60e01b148061061857506001600160e01b03198216635b5e139f60e01b145b8061063357506301ffc9a760e01b6001600160e01b03198316145b92915050565b60606000805461064890612a0d565b80601f016020809104026020016040519081016040528092919081815260200182805461067490612a0d565b80156106c15780601f10610696576101008083540402835291602001916106c1565b820191906000526020600020905b8154815290600101906020018083116106a457829003601f168201915b5050505050905090565b6000818152600260205260408120546001600160a01b03166107495760405162461bcd60e51b815260206004820152602c60248201527f4552433732313a20617070726f76656420717565727920666f72206e6f6e657860448201526b34b9ba32b73a103a37b5b2b760a11b60648201526084015b60405180910390fd5b506000908152600460205260409020546001600160a01b031690565b600061077082610c7f565b9050806001600160a01b0316836001600160a01b031614156107de5760405162461bcd60e51b815260206004820152602160248201527f4552433732313a20617070726f76616c20746f2063757272656e74206f776e656044820152603960f91b6064820152608401610740565b336001600160a01b03821614806107fa57506107fa813361055c565b61086c5760405162461bcd60e51b815260206004820152603860248201527f4552433732313a20617070726f76652063616c6c6572206973206e6f74206f7760448201527f6e6572206e6f7220617070726f76656420666f7220616c6c00000000000000006064820152608401610740565b6108768383611484565b505050565b600061088660075490565b905090565b61089533826114f2565b6108b15760405162461bcd60e51b81526004016107409061292e565b6108768383836115e9565b6006546001600160a01b031633146108e65760405162461bcd60e51b8152600401610740906128f9565b47806109215760405162461bcd60e51b815260206004820152600a6024820152694e6f2062616c616e636560b01b6044820152606401610740565b6040516001600160a01b037f0000000000000000000000006a92baacc24a135fb97835471373c5bc13896959169082156108fc029083906000818181858888f19350505050158015610977573d6000803e3d6000fd5b5050565b6108768383836040518060200160405280600081525061125c565b6006546001600160a01b031633146109c05760405162461bcd60e51b8152600401610740906128f9565b6008805482919060ff191660018360038111156109df576109df612aa3565b021790555050565b6006546001600160a01b03163314610a115760405162461bcd60e51b8152600401610740906128f9565b600854610100900460ff1615610a5c5760405162461bcd60e51b815260206004820152601060248201526f105b1c9958591e481c995d99585b195960821b6044820152606401610740565b8051610a6f90600b90602084019061237a565b50506008805461ff001916610100179055565b610a93828260008560600135611785565b600360085460ff166003811115610aac57610aac612aa3565b14610af95760405162461bcd60e51b815260206004820152601760248201527f47656e65736973204f6e652073616c65206973206f66660000000000000000006044820152606401610740565b610b09606083016040840161261b565b610b555760405162461bcd60e51b815260206004820181905260248201527f596f7520617265206e6f7420612067656e65736973206f6e6520686f6c6465726044820152606401610740565b600c6000610b6660208501856124d5565b6001600160a01b0316815260208101919091526040016000205460ff1615610be45760405162461bcd60e51b815260206004820152602b60248201527f596f7527766520616c72656164792072656465656d656420796f75722047656e60448201526a0cae6d2e6409edcca40acb60ab1b6064820152608401610740565b610bf26105dc610dac61297f565b8260600135610c0060075490565b610c0a919061297f565b1115610c285760405162461bcd60e51b8152600401610740906128b3565b6001600c6000610c3b60208601866124d5565b6001600160a01b03168152602080820192909252604001600020805460ff19169215159290921790915561097790610c75908401846124d5565b83606001356118ff565b6000818152600260205260408120546001600160a01b0316806106335760405162461bcd60e51b815260206004820152602960248201527f4552433732313a206f776e657220717565727920666f72206e6f6e657869737460448201526832b73a103a37b5b2b760b91b6064820152608401610740565b6006546001600160a01b03163314610d205760405162461bcd60e51b8152600401610740906128f9565b805161097790600a90602084019061237a565b60006001600160a01b038216610d9e5760405162461bcd60e51b815260206004820152602a60248201527f4552433732313a2062616c616e636520717565727920666f7220746865207a65604482015269726f206164647265737360b01b6064820152608401610740565b506001600160a01b031660009081526003602052604090205490565b6006546001600160a01b03163314610de45760405162461bcd60e51b8152600401610740906128f9565b610dee6000611942565b565b610dac8260600135610e0160075490565b610e0b919061297f565b1115610e295760405162461bcd60e51b8152600401610740906128b3565b600360085460ff166003811115610e4257610e42612aa3565b1415610ead5760405162461bcd60e51b815260206004820152603460248201527f43757272656e746c79206f6e6c7920616c6c6f77696e672047656e657369732060448201527327b732903437b63232b939903a379036b4b73a1760611b6064820152608401610740565b600160085460ff166003811115610ec657610ec6612aa3565b141561108557610ee38282666a94d74f4300008560600135611785565b600160085460ff166003811115610efc57610efc612aa3565b14610f415760405162461bcd60e51b81526020600482015260156024820152742bb434ba32b634b9ba1039b0b6329034b99037b33360591b6044820152606401610740565b610f51604083016020840161261b565b610f9d5760405162461bcd60e51b815260206004820152601960248201527f57616c6c6574206973206e6f742077686974656c6973746564000000000000006044820152606401610740565b60026060830135600d6000610fb560208701876124d5565b6001600160a01b03166001600160a01b0316815260200190815260200160002054610fe0919061297f565b111561103a5760405162461bcd60e51b8152602060048201526024808201527f546f6b656e207175616e74697479206578636565647320616c6c6f77616e63656044820152632028322960e01b6064820152608401610740565b6060820135600d600061105060208601866124d5565b6001600160a01b03166001600160a01b03168152602001908152602001600020600082825461107f919061297f565b90915550505b600260085460ff16600381111561109e5761109e612aa3565b14156111fe576110bb828266f8b0a10e4700008560600135611785565b600260085460ff1660038111156110d4576110d4612aa3565b146111165760405162461bcd60e51b8152602060048201526012602482015271283ab13634b19039b0b6329034b99037b33360711b6044820152606401610740565b60056060830135600e600061112e60208701876124d5565b6001600160a01b03166001600160a01b0316815260200190815260200160002054611159919061297f565b11156111b35760405162461bcd60e51b8152602060048201526024808201527f546f6b656e207175616e74697479206578636565647320616c6c6f77616e63656044820152632028352960e01b6064820152608401610740565b6060820135600e60006111c960208601866124d5565b6001600160a01b03166001600160a01b0316815260200190815260200160002060008282546111f8919061297f565b90915550505b610977610c7560208401846124d5565b6006546001600160a01b031633146112385760405162461bcd60e51b8152600401610740906128f9565b61097782826118ff565b60606001805461064890612a0d565b610977338383611994565b61126633836114f2565b6112825760405162461bcd60e51b81526004016107409061292e565b61128e84848484611a63565b50505050565b6000818152600260205260409020546060906001600160a01b03166113135760405162461bcd60e51b815260206004820152602f60248201527f4552433732314d657461646174613a2055524920717565727920666f72206e6f60448201526e3732bc34b9ba32b73a103a37b5b2b760891b6064820152608401610740565b600854610100900460ff166113b257600a805461132f90612a0d565b80601f016020809104026020016040519081016040528092919081815260200182805461135b90612a0d565b80156113a85780601f1061137d576101008083540402835291602001916113a8565b820191906000526020600020905b81548152906001019060200180831161138b57829003601f168201915b5050505050610633565b6113ba611a96565b6113c383611aa5565b6040516020016113d4929190612791565b60405160208183030381529060405292915050565b6006546001600160a01b031633146114135760405162461bcd60e51b8152600401610740906128f9565b6001600160a01b0381166114785760405162461bcd60e51b815260206004820152602660248201527f4f776e61626c653a206e6577206f776e657220697320746865207a65726f206160448201526564647265737360d01b6064820152608401610740565b61148181611942565b50565b600081815260046020526040902080546001600160a01b0319166001600160a01b03841690811790915581906114b982610c7f565b6001600160a01b03167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92560405160405180910390a45050565b6000818152600260205260408120546001600160a01b031661156b5760405162461bcd60e51b815260206004820152602c60248201527f4552433732313a206f70657261746f7220717565727920666f72206e6f6e657860448201526b34b9ba32b73a103a37b5b2b760a11b6064820152608401610740565b600061157683610c7f565b9050806001600160a01b0316846001600160a01b031614806115b15750836001600160a01b03166115a6846106cb565b6001600160a01b0316145b806115e157506001600160a01b0380821660009081526005602090815260408083209388168352929052205460ff165b949350505050565b826001600160a01b03166115fc82610c7f565b6001600160a01b0316146116605760405162461bcd60e51b815260206004820152602560248201527f4552433732313a207472616e736665722066726f6d20696e636f72726563742060448201526437bbb732b960d91b6064820152608401610740565b6001600160a01b0382166116c25760405162461bcd60e51b8152602060048201526024808201527f4552433732313a207472616e7366657220746f20746865207a65726f206164646044820152637265737360e01b6064820152608401610740565b6116cd600082611484565b6001600160a01b03831660009081526003602052604081208054600192906116f69084906129ca565b90915550506001600160a01b038216600090815260036020526040812080546001929061172490849061297f565b909155505060008181526002602052604080822080546001600160a01b0319166001600160a01b0386811691821790925591518493918716917fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef91a4505050565b61179761179185611ba3565b84611c53565b6117fd5760405162461bcd60e51b815260206004820152603160248201527f5472616e73616374696f6e206973206e6f7420617574686f72697a65642028696044820152706e76616c6964207369676e61747572652960781b6064820152608401610740565b600060085460ff16600381111561181657611816612aa3565b14156118525760405162461bcd60e51b815260206004820152600b60248201526a29b0b6329034b99037b33360a91b6044820152606401610740565b6118608260608601356129ab565b3410156118af5760405162461bcd60e51b815260206004820152601d60248201527f45746865722076616c75652073656e7420697320696e636f72726563740000006044820152606401610740565b6000811161128e5760405162461bcd60e51b815260206004820152601d60248201527f4e756d626572206f6620746f6b656e7320697320696e636f72726563740000006044820152606401610740565b60005b8181101561087657611918600780546001019055565b600061192360075490565b905061192f8482611c87565b508061193a81612a48565b915050611902565b600680546001600160a01b038381166001600160a01b0319831681179093556040519116919082907f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e090600090a35050565b816001600160a01b0316836001600160a01b031614156119f65760405162461bcd60e51b815260206004820152601960248201527f4552433732313a20617070726f766520746f2063616c6c6572000000000000006044820152606401610740565b6001600160a01b03838116600081815260056020908152604080832094871680845294825291829020805460ff191686151590811790915591519182527f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31910160405180910390a3505050565b611a6e8484846115e9565b611a7a84848484611ca1565b61128e5760405162461bcd60e51b815260040161074090612861565b6060600b805461064890612a0d565b606081611ac95750506040805180820190915260018152600360fc1b602082015290565b8160005b8115611af35780611add81612a48565b9150611aec9050600a83612997565b9150611acd565b60008167ffffffffffffffff811115611b0e57611b0e612acf565b6040519080825280601f01601f191660200182016040528015611b38576020820181803683370190505b5090505b84156115e157611b4d6001836129ca565b9150611b5a600a86612a63565b611b6590603061297f565b60f81b818381518110611b7a57611b7a612ab9565b60200101906001600160f81b031916908160001a905350611b9c600a86612997565b9450611b3c565b60006106337f5ad3e5135e3025ad7af4530facb52cf358d22a1bab7442bb0628b8b181b91db6611bd660208501856124d5565b611be6604086016020870161261b565b611bf6606087016040880161261b565b8660600135604051602001611c389594939291909485526001600160a01b03939093166020850152901515604084015215156060830152608082015260a00190565b60405160208183030381529060405280519060200120611dae565b6000611c807f000000000000000000000000cc8a61e87bc92b507290c467f95c94be10e6184f8484611dfc565b9392505050565b610977828260405180602001604052806000815250611f48565b60006001600160a01b0384163b15611da357604051630a85bd0160e11b81526001600160a01b0385169063150b7a0290611ce59033908990889088906004016127d0565b602060405180830381600087803b158015611cff57600080fd5b505af1925050508015611d2f575060408051601f3d908101601f19168201909252611d2c91810190612653565b60015b611d89573d808015611d5d576040519150601f19603f3d011682016040523d82523d6000602084013e611d62565b606091505b508051611d815760405162461bcd60e51b815260040161074090612861565b805181602001fd5b6001600160e01b031916630a85bd0160e11b1490506115e1565b506001949350505050565b6000610633611dbb611f7b565b8360405161190160f01b6020820152602281018390526042810182905260009060620160405160208183030381529060405280519060200120905092915050565b6000806000611e0b85856120a2565b90925090506000816004811115611e2457611e24612aa3565b148015611e425750856001600160a01b0316826001600160a01b0316145b15611e5257600192505050611c80565b600080876001600160a01b0316631626ba7e60e01b8888604051602401611e7a92919061280d565b60408051601f198184030181529181526020820180516001600160e01b03166001600160e01b0319909416939093179092529051611eb89190612775565b600060405180830381855afa9150503d8060008114611ef3576040519150601f19603f3d011682016040523d82523d6000602084013e611ef8565b606091505b5091509150818015611f0b575080516020145b8015611f3c57508051630b135d3f60e11b90611f309083016020908101908401612653565b6001600160e01b031916145b98975050505050505050565b611f528383612112565b611f5f6000848484611ca1565b6108765760405162461bcd60e51b815260040161074090612861565b6000306001600160a01b037f000000000000000000000000cfe17f8d1bc8c35a55487b917579fa3945ddfe0f16148015611fd457507f000000000000000000000000000000000000000000000000000000000000000146145b15611ffe57507fedc487ffd8ba085a7b6ad6aa3ac225546375863469d6ce145ad000da1bda034890565b50604080517f8b73c3c69bb8fe3d512ecc4cf759cc79239f7b179b0ffacaa9a75d522b39400f6020808301919091527fae836af3c242d0e5073109e67d17d187c47c427c9635be05eda4165ad6760278828401527fc89efdaa54c0f20c7adf612882df0950f5a951637e0307cdcb4c672f298b8bc660608301524660808301523060a0808401919091528351808403909101815260c0909201909252805191012090565b6000808251604114156120d95760208301516040840151606085015160001a6120cd87828585612254565b9450945050505061210b565b82516040141561210357602083015160408401516120f8868383612341565b93509350505061210b565b506000905060025b9250929050565b6001600160a01b0382166121685760405162461bcd60e51b815260206004820181905260248201527f4552433732313a206d696e7420746f20746865207a65726f20616464726573736044820152606401610740565b6000818152600260205260409020546001600160a01b0316156121cd5760405162461bcd60e51b815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e746564000000006044820152606401610740565b6001600160a01b03821660009081526003602052604081208054600192906121f690849061297f565b909155505060008181526002602052604080822080546001600160a01b0319166001600160a01b03861690811790915590518392907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a45050565b6000807f7fffffffffffffffffffffffffffffff5d576e7357a4501ddfe92f46681b20a083111561228b5750600090506003612338565b8460ff16601b141580156122a357508460ff16601c14155b156122b45750600090506004612338565b6040805160008082526020820180845289905260ff881692820192909252606081018690526080810185905260019060a0016020604051602081039080840390855afa158015612308573d6000803e3d6000fd5b5050604051601f1901519150506001600160a01b03811661233157600060019250925050612338565b9150600090505b94509492505050565b6000806001600160ff1b0383168161235e60ff86901c601b61297f565b905061236c87828885612254565b935093505050935093915050565b82805461238690612a0d565b90600052602060002090601f0160209004810192826123a857600085556123ee565b82601f106123c157805160ff19168380011785556123ee565b828001600101855582156123ee579182015b828111156123ee5782518255916020019190600101906123d3565b506123fa9291506123fe565b5090565b5b808211156123fa57600081556001016123ff565b600067ffffffffffffffff8084111561242e5761242e612acf565b604051601f8501601f19908116603f0116810190828211818310171561245657612456612acf565b8160405280935085815286868601111561246f57600080fd5b858560208301376000602087830101525050509392505050565b80356001600160a01b03811681146124a057600080fd5b919050565b803580151581146124a057600080fd5b600082601f8301126124c657600080fd5b611c8083833560208501612413565b6000602082840312156124e757600080fd5b611c8082612489565b6000806040838503121561250357600080fd5b61250c83612489565b915061251a60208401612489565b90509250929050565b60008060006060848603121561253857600080fd5b61254184612489565b925061254f60208501612489565b9150604084013590509250925092565b6000806000806080858703121561257557600080fd5b61257e85612489565b935061258c60208601612489565b925060408501359150606085013567ffffffffffffffff8111156125af57600080fd5b6125bb878288016124b5565b91505092959194509250565b600080604083850312156125da57600080fd5b6125e383612489565b915061251a602084016124a5565b6000806040838503121561260457600080fd5b61260d83612489565b946020939093013593505050565b60006020828403121561262d57600080fd5b611c80826124a5565b60006020828403121561264857600080fd5b8135611c8081612ae5565b60006020828403121561266557600080fd5b8151611c8081612ae5565b60006020828403121561268257600080fd5b813560048110611c8057600080fd5b6000602082840312156126a357600080fd5b813567ffffffffffffffff8111156126ba57600080fd5b8201601f810184136126cb57600080fd5b6115e184823560208401612413565b60008082840360a08112156126ee57600080fd5b60808112156126fc57600080fd5b50829150608083013567ffffffffffffffff81111561271a57600080fd5b612726858286016124b5565b9150509250929050565b60006020828403121561274257600080fd5b5035919050565b600081518084526127618160208601602086016129e1565b601f01601f19169290920160200192915050565b600082516127878184602087016129e1565b9190910192915050565b600083516127a38184602088016129e1565b8351908301906127b78183602088016129e1565b64173539b7b760d91b9101908152600501949350505050565b6001600160a01b038581168252841660208201526040810183905260806060820181905260009061280390830184612749565b9695505050505050565b8281526040602082015260006115e16040830184612749565b602081016004831061284857634e487b7160e01b600052602160045260246000fd5b91905290565b602081526000611c806020830184612749565b60208082526032908201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560408201527131b2b4bb32b91034b6b83632b6b2b73a32b960711b606082015260800190565b60208082526026908201527f546f6b656e207175616e74697479206578636565647320636f6c6c656374696f6040820152656e2073697a6560d01b606082015260800190565b6020808252818101527f4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572604082015260600190565b60208082526031908201527f4552433732313a207472616e736665722063616c6c6572206973206e6f74206f6040820152701ddb995c881b9bdc88185c1c1c9bdd9959607a1b606082015260800190565b6000821982111561299257612992612a77565b500190565b6000826129a6576129a6612a8d565b500490565b60008160001904831182151516156129c5576129c5612a77565b500290565b6000828210156129dc576129dc612a77565b500390565b60005b838110156129fc5781810151838201526020016129e4565b8381111561128e5750506000910152565b600181811c90821680612a2157607f821691505b60208210811415612a4257634e487b7160e01b600052602260045260246000fd5b50919050565b6000600019821415612a5c57612a5c612a77565b5060010190565b600082612a7257612a72612a8d565b500690565b634e487b7160e01b600052601160045260246000fd5b634e487b7160e01b600052601260045260246000fd5b634e487b7160e01b600052602160045260246000fd5b634e487b7160e01b600052603260045260246000fd5b634e487b7160e01b600052604160045260246000fd5b6001600160e01b03198116811461148157600080fdfea2646970667358221220b6673fc8b2949c2c3a423a695de34f3a5124bead61294a7df1dc07c1aa14a05364736f6c63430008070033

0000000000000000000000000000000000000000000000000000000000000060000000000000000000000000cc8a61e87bc92b507290c467f95c94be10e6184f0000000000000000000000006a92baacc24a135fb97835471373c5bc138969590000000000000000000000000000000000000000000000000000000000000035697066733a2f2f516d646467706a5254527864375a733853314b685531763436654a3277615645584d4b624c477538466a566b4e390000000000000000000000

-----Decoded View---------------
Arg [0] : placeholderUri (string): ipfs://QmddgpjRTRxd7Zs8S1KhU1v46eJ2waVEXMKbLGu8FjVkN9
Arg [1] : txSigner (address): 0xcC8A61E87bc92b507290c467F95C94BE10e6184f
Arg [2] : revenueRecipient (address): 0x6a92BAacC24A135Fb97835471373C5bc13896959

-----Encoded View---------------
6 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 000000000000000000000000cc8a61e87bc92b507290c467f95c94be10e6184f
Arg [2] : 0000000000000000000000006a92baacc24a135fb97835471373c5bc13896959
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000035
Arg [4] : 697066733a2f2f516d646467706a5254527864375a733853314b685531763436
Arg [5] : 654a3277615645584d4b624c477538466a566b4e390000000000000000000000