Contract 0x6C869A43A9D362eF870d75daE56A01887578421d 1

Token Contract 
 
 
Txn Hash
Method
Block
From
To
Value
0x535328ed09cceab508fa9066d67ca35ad4a0c87671dc0b55e6e999269a344658Set Approval For...165498722023-02-03 17:52:476 hrs 2 mins ago0xa33bbd9f99a34434bd6704ec20d042915bc0ce1b IN  Valentine: VAL Token0 Ether0.00140016 30.01222804
0xe93cd74eca88e6a8861d97eed5d8f28f7045aac27fc0e8836fa01f97832138c9Safe Transfer Fr...165497372023-02-03 17:25:476 hrs 29 mins ago0xd06ea3a796ccbf3d510c83b95d9baf80031b9e7b IN  Valentine: VAL Token0 Ether0.00217432 31.04353567
0x904058f2e199e59b4110a4a5235ff2fc2b4cd2bdeaabd416802ef8899d62a780Set Approval For...165488442023-02-03 14:26:479 hrs 28 mins agoENS Name drksr.eth IN  Valentine: VAL Token0 Ether0.00153634 32.91437074
0xac1e639a7a4c8a1e4477042876247b5423187847b51de5102486ccd0010bcb46Set Approval For...165471792023-02-03 8:52:1115 hrs 2 mins ago0x0f79ac46778e570db5ebac5c08c614448219cd2a IN  Valentine: VAL Token0 Ether0.00105123 22.4926192
0x18b426c011726b1da4e4845871d9669cbd02c5b4c820763050a7cecfe638a612Set Approval For...165462082023-02-03 5:36:1118 hrs 18 mins ago0xa2e62f07a4baae742e79ee6166fb10d02fadabf1 IN  Valentine: VAL Token0 Ether0.00062944 25.44135836
0xa2dd49088412268225eea0c1d179c3f68bfce5e558d4ad752df295a4df66826fSet Approval For...165459392023-02-03 4:42:1119 hrs 12 mins agoENS Name thompson11.eth IN  Valentine: VAL Token0 Ether0.0010730123
0x80e35fb6a67f21e2a3f39b3587e810fc401eb10b3a0d13869283571f4296e97eSet Approval For...165456752023-02-03 3:47:4720 hrs 7 mins agoENS Name hisashi-mitsui.eth IN  Valentine: VAL Token0 Ether0.00114093 24.455839
0xd81704b91844a83052779a905f7cec0c889a538c6f1387ef15996ebb66e1f029Set Approval For...165448292023-02-03 0:56:3522 hrs 58 mins ago0x0f79ac46778e570db5ebac5c08c614448219cd2a IN  Valentine: VAL Token0 Ether0.00153889 32.9691251
0xe8aafc0e454c20c4631022959b3f5a5a2e5f8cf05d3ea7ae27b5cd4567ae54c5Set Approval For...165446912023-02-03 0:28:5923 hrs 26 mins agoENS Name raiden34.eth IN  Valentine: VAL Token0 Ether0.00140406 30.09593909
0xe10fedf167ec8aad03a5a683854ad850603195f8c6dfb7191c2b2d7c9794754eSet Approval For...165407582023-02-02 11:16:111 day 12 hrs ago0x6612be23f3d823187dff78fe534f54ab1165d0c2 IN  Valentine: VAL Token0 Ether0.00075654 16.21648855
0xbd6bd4cea6ec6073c0ad81f382efc778ed6fde7bdb9c23a924a331aca216678bTransfer From165393862023-02-02 6:39:351 day 17 hrs ago0x528920699fb5210c85f2bba9f7ba0a4fd0a703e1 IN  Valentine: VAL Token0 Ether0.00078439 17.76826707
0x5da67d1153315c8fea70556f5134346c752840eff9039e5ae9041f1dc2031292Set Approval For...165389722023-02-02 5:15:471 day 18 hrs agoENS Name mrjsp.eth IN  Valentine: VAL Token0 Ether0.00089597 19.17066955
0x3931c412fc6c6620f3c60e44f219e0373d337c147163662785aacb4171065d70Set Approval For...165387692023-02-02 4:34:471 day 19 hrs ago0xa066662f8fee4a1f447c40e8b1850864aaf156a1 IN  Valentine: VAL Token0 Ether0.00100203 21.47854865
0xf7ad75bb8f58ccc1b733d310415d412cd2ff86f45a3f2e03e5fd353260ab6410Set Approval For...165376542023-02-02 0:50:231 day 23 hrs agoENS Name drfit.eth IN  Valentine: VAL Token0 Ether0.00179334 38.43999174
0x4c58aeaa1db9ef399bf22c0f45783d4764cdcf89db55b5a31c7b02974cd59160Safe Transfer Fr...165373372023-02-01 23:46:112 days 8 mins agoNifty Gateway: Omnibus IN  Valentine: VAL Token0 Ether0.0021572331.2
0xf1ee463573648379a2f455e9de3ea9d8aff0aa9cd627572a7e3b38686904b5f1Set Approval For...165351652023-02-01 16:29:592 days 7 hrs agoENS Name daoists.eth IN  Valentine: VAL Token0 Ether0.00101619 21.78205523
0x729e116429d640ce1ca9bc5080a08bd7c2c8ed473f52b059d60b48be06e7fa8bSet Approval For...165328872023-02-01 8:50:592 days 15 hrs ago0x34f13109029482d71627e32f386b4b1c860bb606 IN  Valentine: VAL Token0 Ether0.00076145 16.32163885
0xf2d9e879f6be33748756e2949651eefc17da613cba6083adbadca2fc7fec9290Set Approval For...165327232023-02-01 8:17:352 days 15 hrs agoENS Name 0x10k.eth IN  Valentine: VAL Token0 Ether0.00094609 20.27944057
0x84c8bc3567d776fcd1a8b7722980dbc008c6ba75034607fe7d29b455d60385e1Set Approval For...165323402023-02-01 7:00:352 days 16 hrs ago0x876a1267a2870865c973714b7fa6cd3623ca10e2 IN  Valentine: VAL Token0 Ether0.00078072 16.72605188
0xef0a79096cfdb2212eb63130c1f60dbc020b7cb47e5e4fb6c3ac68cfea0455cfSafe Transfer Fr...165312872023-02-01 3:28:472 days 20 hrs ago0x12fb1665612a57afad33c5c6c3a33914a2863470 IN  Valentine: VAL Token0 Ether0.00148388 22.74469833
0x83a04824197316eb1d1c845803692e9349ce6c1ff72192064da1e318382b1853Safe Transfer Fr...165310912023-02-01 2:49:232 days 21 hrs ago0x4b44573124c016f56530732ba13005835fab849a IN  Valentine: VAL Token0 Ether0.0007743 16.08401538
0x063883a0d4f2cfc005110b7d0f2ee3fe34a6134deeb7ded5f0e53ef7ead3dbc7Set Approval For...165310502023-02-01 2:41:112 days 21 hrs ago0x9c9280c13b7aa90303b5a65f63e04040178a3644 IN  Valentine: VAL Token0 Ether0.00084308 18.07135215
0xa31b18a7d7d06dff69bad5dc02d47e7ce9aaa6bd8f0cdcaae614cf3b69b2e339Set Approval For...165303022023-02-01 0:10:592 days 23 hrs ago0xf1eb336a6147fed91b5d3cc52489bc9ecaddad04 IN  Valentine: VAL Token0 Ether0.00104026 22.25776678
0x8333f2fc6c9f214e47e9b8085c496f6ab09704fe273d3ccbc677e952f86aa00bSet Approval For...165300672023-01-31 23:23:593 days 31 mins ago0x97d0b637fd8117a8e03b1c87c07edd6f592e372b IN  Valentine: VAL Token0 Ether0.00130115 27.89000153
0x9a72f48338e157e171165c420cfe52ebb28282c8b7db402349e60b9a30ec9fa5Set Approval For...165295232023-01-31 21:33:473 days 2 hrs ago0x76bcbc734f8b61f29cef68ba37b7c32543ea1cab IN  Valentine: VAL Token0 Ether0.00176835 37.83630744
[ Download CSV Export 

OVERVIEW

Homa is a leading game publisher. We are building a world of interconnected games and the genesis of our world is the Homa Gang, formed by memorable characters. Valentine is our first character. She will allow you to enter our world, join us!

View more zero value Internal Transactions in Advanced View mode
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
Valentine

Compiler Version
v0.8.13+commit.abaa5c0e

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion
File 1 of 16 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (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 Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

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

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        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);
    }
}

File 2 of 16 : Pausable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (security/Pausable.sol)

pragma solidity ^0.8.0;

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

/**
 * @dev Contract module which allows children to implement an emergency stop
 * mechanism that can be triggered by an authorized account.
 *
 * This module is used through inheritance. It will make available the
 * modifiers `whenNotPaused` and `whenPaused`, which can be applied to
 * the functions of your contract. Note that they will not be pausable by
 * simply including this module, only once the modifiers are put in place.
 */
abstract contract Pausable is Context {
    /**
     * @dev Emitted when the pause is triggered by `account`.
     */
    event Paused(address account);

    /**
     * @dev Emitted when the pause is lifted by `account`.
     */
    event Unpaused(address account);

    bool private _paused;

    /**
     * @dev Initializes the contract in unpaused state.
     */
    constructor() {
        _paused = false;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is not paused.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    modifier whenNotPaused() {
        _requireNotPaused();
        _;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is paused.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    modifier whenPaused() {
        _requirePaused();
        _;
    }

    /**
     * @dev Returns true if the contract is paused, and false otherwise.
     */
    function paused() public view virtual returns (bool) {
        return _paused;
    }

    /**
     * @dev Throws if the contract is paused.
     */
    function _requireNotPaused() internal view virtual {
        require(!paused(), "Pausable: paused");
    }

    /**
     * @dev Throws if the contract is not paused.
     */
    function _requirePaused() internal view virtual {
        require(paused(), "Pausable: not paused");
    }

    /**
     * @dev Triggers stopped state.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    function _pause() internal virtual whenNotPaused {
        _paused = true;
        emit Paused(_msgSender());
    }

    /**
     * @dev Returns to normal state.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    function _unpause() internal virtual whenPaused {
        _paused = false;
        emit Unpaused(_msgSender());
    }
}

File 3 of 16 : ERC721.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (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: address zero is not a valid owner");
        return _balances[owner];
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        address owner = _ownerOf(tokenId);
        require(owner != address(0), "ERC721: invalid token ID");
        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) {
        _requireMinted(tokenId);

        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 overridden 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 token owner or approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        _requireMinted(tokenId);

        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: caller is not token owner or 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: caller is not token owner or 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 the owner of the `tokenId`. Does NOT revert if token doesn't exist
     */
    function _ownerOf(uint256 tokenId) internal view virtual returns (address) {
        return _owners[tokenId];
    }

    /**
     * @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 _ownerOf(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) {
        address owner = ERC721.ownerOf(tokenId);
        return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == 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, 1);

        // Check that tokenId was not minted by `_beforeTokenTransfer` hook
        require(!_exists(tokenId), "ERC721: token already minted");

        unchecked {
            // Will not overflow unless all 2**256 token ids are minted to the same owner.
            // Given that tokens are minted one by one, it is impossible in practice that
            // this ever happens. Might change if we allow batch minting.
            // The ERC fails to describe this case.
            _balances[to] += 1;
        }

        _owners[tokenId] = to;

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

        _afterTokenTransfer(address(0), to, tokenId, 1);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     * This is an internal function that does not check if the sender is authorized to operate on the token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ERC721.ownerOf(tokenId);

        _beforeTokenTransfer(owner, address(0), tokenId, 1);

        // Update ownership in case tokenId was transferred by `_beforeTokenTransfer` hook
        owner = ERC721.ownerOf(tokenId);

        // Clear approvals
        delete _tokenApprovals[tokenId];

        unchecked {
            // Cannot overflow, as that would require more tokens to be burned/transferred
            // out than the owner initially received through minting and transferring in.
            _balances[owner] -= 1;
        }
        delete _owners[tokenId];

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

        _afterTokenTransfer(owner, address(0), tokenId, 1);
    }

    /**
     * @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, 1);

        // Check that tokenId was not transferred by `_beforeTokenTransfer` hook
        require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");

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

        unchecked {
            // `_balances[from]` cannot overflow for the same reason as described in `_burn`:
            // `from`'s balance is the number of token held, which is at least one before the current
            // transfer.
            // `_balances[to]` could overflow in the conditions described in `_mint`. That would require
            // all 2**256 token ids to be minted, which in practice is impossible.
            _balances[from] -= 1;
            _balances[to] += 1;
        }
        _owners[tokenId] = to;

        emit Transfer(from, to, tokenId);

        _afterTokenTransfer(from, to, tokenId, 1);
    }

    /**
     * @dev Approve `to` to operate on `tokenId`
     *
     * Emits an {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 an {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 Reverts if the `tokenId` has not been minted yet.
     */
    function _requireMinted(uint256 tokenId) internal view virtual {
        require(_exists(tokenId), "ERC721: invalid token ID");
    }

    /**
     * @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 {
                    /// @solidity memory-safe-assembly
                    assembly {
                        revert(add(32, reason), mload(reason))
                    }
                }
            }
        } else {
            return true;
        }
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting and burning. If {ERC721Consecutive} is
     * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s tokens will be transferred to `to`.
     * - When `from` is zero, the tokens will be minted for `to`.
     * - When `to` is zero, ``from``'s tokens will be burned.
     * - `from` and `to` are never both zero.
     * - `batchSize` is non-zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256, /* firstTokenId */
        uint256 batchSize
    ) internal virtual {
        if (batchSize > 1) {
            if (from != address(0)) {
                _balances[from] -= batchSize;
            }
            if (to != address(0)) {
                _balances[to] += batchSize;
            }
        }
    }

    /**
     * @dev Hook that is called after any token transfer. This includes minting and burning. If {ERC721Consecutive} is
     * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s tokens were transferred to `to`.
     * - When `from` is zero, the tokens were minted for `to`.
     * - When `to` is zero, ``from``'s tokens were burned.
     * - `from` and `to` are never both zero.
     * - `batchSize` is non-zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(
        address from,
        address to,
        uint256 firstTokenId,
        uint256 batchSize
    ) internal virtual {}
}

File 4 of 16 : IERC721Metadata.sol
// 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);
}

File 5 of 16 : IERC721.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (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`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes calldata data
    ) external;

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must 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: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721
     * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must
     * understand this adds an external call which potentially creates a reentrancy vulnerability.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

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

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

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

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

File 6 of 16 : IERC721Receiver.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (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 `IERC721Receiver.onERC721Received.selector`.
     */
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

File 7 of 16 : Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (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 functionCallWithValue(target, data, 0, "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");
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, 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) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, 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) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or 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 {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // 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
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

File 8 of 16 : Context.sol
// 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;
    }
}

File 9 of 16 : ERC165.sol
// 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;
    }
}

File 10 of 16 : IERC165.sol
// 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);
}

File 11 of 16 : Math.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol)

pragma solidity ^0.8.0;

/**
 * @dev Standard math utilities missing in the Solidity language.
 */
library Math {
    enum Rounding {
        Down, // Toward negative infinity
        Up, // Toward infinity
        Zero // Toward zero
    }

    /**
     * @dev Returns the largest of two numbers.
     */
    function max(uint256 a, uint256 b) internal pure returns (uint256) {
        return a > b ? a : b;
    }

    /**
     * @dev Returns the smallest of two numbers.
     */
    function min(uint256 a, uint256 b) internal pure returns (uint256) {
        return a < b ? a : b;
    }

    /**
     * @dev Returns the average of two numbers. The result is rounded towards
     * zero.
     */
    function average(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b) / 2 can overflow.
        return (a & b) + (a ^ b) / 2;
    }

    /**
     * @dev Returns the ceiling of the division of two numbers.
     *
     * This differs from standard division with `/` in that it rounds up instead
     * of rounding down.
     */
    function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b - 1) / b can overflow on addition, so we distribute.
        return a == 0 ? 0 : (a - 1) / b + 1;
    }

    /**
     * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0
     * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv)
     * with further edits by Uniswap Labs also under MIT license.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator
    ) internal pure returns (uint256 result) {
        unchecked {
            // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use
            // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256
            // variables such that product = prod1 * 2^256 + prod0.
            uint256 prod0; // Least significant 256 bits of the product
            uint256 prod1; // Most significant 256 bits of the product
            assembly {
                let mm := mulmod(x, y, not(0))
                prod0 := mul(x, y)
                prod1 := sub(sub(mm, prod0), lt(mm, prod0))
            }

            // Handle non-overflow cases, 256 by 256 division.
            if (prod1 == 0) {
                return prod0 / denominator;
            }

            // Make sure the result is less than 2^256. Also prevents denominator == 0.
            require(denominator > prod1);

            ///////////////////////////////////////////////
            // 512 by 256 division.
            ///////////////////////////////////////////////

            // Make division exact by subtracting the remainder from [prod1 prod0].
            uint256 remainder;
            assembly {
                // Compute remainder using mulmod.
                remainder := mulmod(x, y, denominator)

                // Subtract 256 bit number from 512 bit number.
                prod1 := sub(prod1, gt(remainder, prod0))
                prod0 := sub(prod0, remainder)
            }

            // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1.
            // See https://cs.stackexchange.com/q/138556/92363.

            // Does not overflow because the denominator cannot be zero at this stage in the function.
            uint256 twos = denominator & (~denominator + 1);
            assembly {
                // Divide denominator by twos.
                denominator := div(denominator, twos)

                // Divide [prod1 prod0] by twos.
                prod0 := div(prod0, twos)

                // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one.
                twos := add(div(sub(0, twos), twos), 1)
            }

            // Shift in bits from prod1 into prod0.
            prod0 |= prod1 * twos;

            // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such
            // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for
            // four bits. That is, denominator * inv = 1 mod 2^4.
            uint256 inverse = (3 * denominator) ^ 2;

            // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works
            // in modular arithmetic, doubling the correct bits in each step.
            inverse *= 2 - denominator * inverse; // inverse mod 2^8
            inverse *= 2 - denominator * inverse; // inverse mod 2^16
            inverse *= 2 - denominator * inverse; // inverse mod 2^32
            inverse *= 2 - denominator * inverse; // inverse mod 2^64
            inverse *= 2 - denominator * inverse; // inverse mod 2^128
            inverse *= 2 - denominator * inverse; // inverse mod 2^256

            // Because the division is now exact we can divide by multiplying with the modular inverse of denominator.
            // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is
            // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1
            // is no longer required.
            result = prod0 * inverse;
            return result;
        }
    }

    /**
     * @notice Calculates x * y / denominator with full precision, following the selected rounding direction.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator,
        Rounding rounding
    ) internal pure returns (uint256) {
        uint256 result = mulDiv(x, y, denominator);
        if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
            result += 1;
        }
        return result;
    }

    /**
     * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down.
     *
     * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11).
     */
    function sqrt(uint256 a) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }

        // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target.
        //
        // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have
        // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`.
        //
        // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)`
        // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))`
        // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)`
        //
        // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit.
        uint256 result = 1 << (log2(a) >> 1);

        // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128,
        // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at
        // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision
        // into the expected uint128 result.
        unchecked {
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            return min(result, a / result);
        }
    }

    /**
     * @notice Calculates sqrt(a), following the selected rounding direction.
     */
    function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = sqrt(a);
            return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 2, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 128;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 64;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 32;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 16;
            }
            if (value >> 8 > 0) {
                value >>= 8;
                result += 8;
            }
            if (value >> 4 > 0) {
                value >>= 4;
                result += 4;
            }
            if (value >> 2 > 0) {
                value >>= 2;
                result += 2;
            }
            if (value >> 1 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 2, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log2(value);
            return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 10, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >= 10**64) {
                value /= 10**64;
                result += 64;
            }
            if (value >= 10**32) {
                value /= 10**32;
                result += 32;
            }
            if (value >= 10**16) {
                value /= 10**16;
                result += 16;
            }
            if (value >= 10**8) {
                value /= 10**8;
                result += 8;
            }
            if (value >= 10**4) {
                value /= 10**4;
                result += 4;
            }
            if (value >= 10**2) {
                value /= 10**2;
                result += 2;
            }
            if (value >= 10**1) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log10(value);
            return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 256, rounded down, of a positive value.
     * Returns 0 if given 0.
     *
     * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string.
     */
    function log256(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 16;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 8;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 4;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 2;
            }
            if (value >> 8 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log256(value);
            return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0);
        }
    }
}

File 12 of 16 : Strings.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol)

pragma solidity ^0.8.0;

import "./math/Math.sol";

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _SYMBOLS = "0123456789abcdef";
    uint8 private constant _ADDRESS_LENGTH = 20;

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        unchecked {
            uint256 length = Math.log10(value) + 1;
            string memory buffer = new string(length);
            uint256 ptr;
            /// @solidity memory-safe-assembly
            assembly {
                ptr := add(buffer, add(32, length))
            }
            while (true) {
                ptr--;
                /// @solidity memory-safe-assembly
                assembly {
                    mstore8(ptr, byte(mod(value, 10), _SYMBOLS))
                }
                value /= 10;
                if (value == 0) break;
            }
            return buffer;
        }
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        unchecked {
            return toHexString(value, Math.log256(value) + 1);
        }
    }

    /**
     * @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] = _SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }

    /**
     * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation.
     */
    function toHexString(address addr) internal pure returns (string memory) {
        return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
    }
}

File 13 of 16 : DefaultOperatorFilterer.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

import {OperatorFilterer} from "./OperatorFilterer.sol";

abstract contract DefaultOperatorFilterer is OperatorFilterer {
    address constant DEFAULT_SUBSCRIPTION = address(0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6);

    constructor() OperatorFilterer(DEFAULT_SUBSCRIPTION, true) {}
}

File 14 of 16 : IOperatorFilterRegistry.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

interface IOperatorFilterRegistry {
    function isOperatorAllowed(address registrant, address operator) external view returns (bool);
    function register(address registrant) external;
    function registerAndSubscribe(address registrant, address subscription) external;
    function registerAndCopyEntries(address registrant, address registrantToCopy) external;
    function unregister(address addr) external;
    function updateOperator(address registrant, address operator, bool filtered) external;
    function updateOperators(address registrant, address[] calldata operators, bool filtered) external;
    function updateCodeHash(address registrant, bytes32 codehash, bool filtered) external;
    function updateCodeHashes(address registrant, bytes32[] calldata codeHashes, bool filtered) external;
    function subscribe(address registrant, address registrantToSubscribe) external;
    function unsubscribe(address registrant, bool copyExistingEntries) external;
    function subscriptionOf(address addr) external returns (address registrant);
    function subscribers(address registrant) external returns (address[] memory);
    function subscriberAt(address registrant, uint256 index) external returns (address);
    function copyEntriesOf(address registrant, address registrantToCopy) external;
    function isOperatorFiltered(address registrant, address operator) external returns (bool);
    function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool);
    function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool);
    function filteredOperators(address addr) external returns (address[] memory);
    function filteredCodeHashes(address addr) external returns (bytes32[] memory);
    function filteredOperatorAt(address registrant, uint256 index) external returns (address);
    function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32);
    function isRegistered(address addr) external returns (bool);
    function codeHashOf(address addr) external returns (bytes32);
}

File 15 of 16 : OperatorFilterer.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

import {IOperatorFilterRegistry} from "./IOperatorFilterRegistry.sol";

abstract contract OperatorFilterer {
    error OperatorNotAllowed(address operator);

    IOperatorFilterRegistry constant operatorFilterRegistry =
        IOperatorFilterRegistry(0x000000000000AAeB6D7670E522A718067333cd4E);

    constructor(address subscriptionOrRegistrantToCopy, bool subscribe) {
        // If an inheriting token contract is deployed to a network without the registry deployed, the modifier
        // will not revert, but the contract will need to be registered with the registry once it is deployed in
        // order for the modifier to filter addresses.
        if (address(operatorFilterRegistry).code.length > 0) {
            if (subscribe) {
                operatorFilterRegistry.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy);
            } else {
                if (subscriptionOrRegistrantToCopy != address(0)) {
                    operatorFilterRegistry.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy);
                } else {
                    operatorFilterRegistry.register(address(this));
                }
            }
        }
    }

    modifier onlyAllowedOperator(address from) virtual {
        // Check registry code length to facilitate testing in environments without a deployed registry.
        if (address(operatorFilterRegistry).code.length > 0) {
            // Allow spending tokens from addresses with balance
            // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred
            // from an EOA.
            if (from == msg.sender) {
                _;
                return;
            }
            if (
                !(
                    operatorFilterRegistry.isOperatorAllowed(address(this), msg.sender)
                        && operatorFilterRegistry.isOperatorAllowed(address(this), from)
                )
            ) {
                revert OperatorNotAllowed(msg.sender);
            }
        }
        _;
    }
}

File 16 of 16 : Valentine.sol
// SPDX-License-Identifier: Unlicensed
// Crafted with ❤️ by [ @esawwh (1619058420), @dankazenoff ] @ HOMA;

pragma solidity ^0.8.13;

import { ERC721 } from "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import { Pausable } from "@openzeppelin/contracts/security/Pausable.sol";
import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol";
import { Strings } from "@openzeppelin/contracts/utils/Strings.sol";
import { Address } from "@openzeppelin/contracts/utils/Address.sol";
import { DefaultOperatorFilterer } from "./opensea/DefaultOperatorFilterer.sol";

contract Valentine is ERC721, Pausable, Ownable, DefaultOperatorFilterer {
  using Strings for uint256;
  using Address for address;

  enum MintPhase { INACTIVE, HOMALIST, PUBLIC }

  uint256 private _count = 0;
  uint256 private _MAX_SUPPLY = 7000;

  string private _BASE_URI = 'https://apricot-petite-magpie-306.mypinata.cloud/ipfs/Qme6SctvCoXt2t6vBRmUQMhAMFX9KVn1dvi1nbJCPSj8wv/';

  uint256 private allowlistCanMintAt = 1668672000;
  uint256 private publicCanMintAt = 1668715200;
  uint256 private canNoLongerPauseAfter = 1669696969;

  mapping(address => uint256) private mintStatus;
  mapping(address => bool) private admins;

  constructor() ERC721("Valentine", "VAL") {
    admins[msg.sender] = true;
  } 

  function pause() external onlyAdmins {
    require(block.timestamp < canNoLongerPauseAfter);
    _pause();
  }

  function unpause() external onlyAdmins {
    _unpause();
  }

  function mintAdmin() public onlyAdmins {
    require(_count < _MAX_SUPPLY);
    ERC721._mint(msg.sender, ++_count);
  }

  function batchMintAdmin(address[] calldata _addresses) external onlyAdmins {
    require (_addresses.length + _count < _MAX_SUPPLY + 1);
    for(uint256 i; i < _addresses.length; i++){
      mintAdmin();
    }
  }

  function getMintPhase() public view returns (MintPhase) {
    if (block.timestamp < allowlistCanMintAt) {
      return MintPhase.INACTIVE;
    } else if (block.timestamp < publicCanMintAt) {
      return MintPhase.HOMALIST;
    }

    return MintPhase.PUBLIC;
  }

  function mint() external {
    bool canMint = getCanMint(msg.sender);
    require(canMint, 'User not allowed to mint at this time');

    ERC721._mint(msg.sender, ++_count);

    if (mintStatus[msg.sender] == 0) {
      mintStatus[msg.sender] = 2;
    } else if (mintStatus[msg.sender] == 1) {
      if (getMintPhase() == MintPhase.HOMALIST) {
        mintStatus[msg.sender] = 3;
      } else {
        mintStatus[msg.sender] = 4;
      }
    } else if (mintStatus[msg.sender] == 3) {
      mintStatus[msg.sender] = 4;
    }
  }

  function getCanMint(address _address) public view returns (bool) {
    if (_count >= _MAX_SUPPLY) {
      return false;
    }

    MintPhase currentPhase = getMintPhase();

    if (currentPhase == MintPhase.INACTIVE) {
      return false;
    }

    if (currentPhase == MintPhase.HOMALIST) {
      if (mintStatus[_address] == 1) {
        return true;
      }
    } else {
      if (
        mintStatus[_address] == 1 ||
        mintStatus[_address] == 3 ||
        mintStatus[_address] == 0
      ) {
        return true;
      }
    }

    return false;
  }

  function getCount() external view returns (uint256) {
    return _count;
  }

  function setAllowlistCanMintAt(uint256 _timestamp) external onlyAdmins {
    allowlistCanMintAt = _timestamp;
  }

  function setPublicCanMintAt(uint256 _timestamp) external onlyAdmins {
    publicCanMintAt = _timestamp;
  }

  function setMintStatus(address[] calldata _addresses, uint256[] calldata _status) external onlyAdmins {
    for(uint256 i; i < _addresses.length; i++){
      mintStatus[_addresses[i]] = _status[i];
    }
  }

  function getMintStatus(address _address) external view returns(uint256) {
    return mintStatus[_address];
  }

  function tokenURI(uint256 tokenId) public view 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())) : "";
  }

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

  function _setBaseURI(string calldata _baseURIParam) external onlyAdmins {
    _BASE_URI = _baseURIParam;
  }

  function withdraw(address _to) public onlyOwner {
    address payable payableTo = payable(_to);

    payableTo.transfer(address(this).balance);
	}

  function _beforeTokenTransfer(address from, address to, uint256 tokenId, uint256 batchSize)
    internal
    whenNotPaused
    override
  {
    ERC721._beforeTokenTransfer(from, to, tokenId, batchSize);
  }

  modifier onlyAdmins {
    require(admins[msg.sender] == true, 'Needs admin permissions');
    _;
  }

  function setAdmins(address[] calldata _addresses, bool[] calldata _isAdmin) external onlyOwner {
    for(uint256 i; i < _addresses.length; i++){
      admins[_addresses[i]] = _isAdmin[i];
    }
  }
  
  function transferFrom(address from, address to, uint256 tokenId) public override onlyAllowedOperator(from) {
    ERC721.transferFrom(from, to, tokenId);
  }

  function safeTransferFrom(address from, address to, uint256 tokenId) public override onlyAllowedOperator(from) {
    ERC721.safeTransferFrom(from, to, tokenId);
  }

  function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory data)
    public
    override
    onlyAllowedOperator(from)
  {
    ERC721.safeTransferFrom(from, to, tokenId, data);
  }
}

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

Contract Security Audit

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"OperatorNotAllowed","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","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"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[{"internalType":"string","name":"_baseURIParam","type":"string"}],"name":"_setBaseURI","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":[{"internalType":"address[]","name":"_addresses","type":"address[]"}],"name":"batchMintAdmin","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":"_address","type":"address"}],"name":"getCanMint","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMintPhase","outputs":[{"internalType":"enum Valentine.MintPhase","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_address","type":"address"}],"name":"getMintStatus","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"mintAdmin","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","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":[{"internalType":"address[]","name":"_addresses","type":"address[]"},{"internalType":"bool[]","name":"_isAdmin","type":"bool[]"}],"name":"setAdmins","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_timestamp","type":"uint256"}],"name":"setAllowlistCanMintAt","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"_addresses","type":"address[]"},{"internalType":"uint256[]","name":"_status","type":"uint256[]"}],"name":"setMintStatus","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_timestamp","type":"uint256"}],"name":"setPublicCanMintAt","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":[{"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":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
Loading
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.

A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.