ETH Price: $3,461.96 (+1.80%)

X2Y2 LOAN BORROWER TICKET (XLBT)
 

Overview

TokenID

41902

Total Transfers

-

Market

Onchain Market Cap

$0.00

Circulating Supply Market Cap

-
Loading...
Loading
Loading...
Loading
Loading...
Loading

Click here to update the token information / general information
# Exchange Pair Price  24H Volume % Volume

Contract Source Code Verified (Exact Match)

Contract Name:
Xy3Nft

Compiler Version
v0.8.17+commit.8df45f5f

Optimization Enabled:
Yes with 1000000 runs

Other Settings:
default evmVersion
File 1 of 13 : Xy3Nft.sol
// SPDX-License-Identifier: BUSL-1.1

pragma solidity ^0.8.13;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/AccessControl.sol";
import "@openzeppelin/contracts/utils/Strings.sol";

/**
 * @title Xy3Nft
 * @author XY3
 * @dev ERC721 token for promissory note.
 */
contract Xy3Nft is ERC721, AccessControl {
    using Strings for uint256;

    /**
     * @dev base URI for token
     */
    string public baseURI;

    /**
     * @dev Role for token URI and mint
     */
    bytes32 public constant MINTER_ROLE = keccak256("MINTER");
    bytes32 public constant MANAGER_ROLE = keccak256("MANAGER");

    /**
     * @dev Init the contract and set the default admin role.
     *
     * @param _admin Admin role account
     * @param _name Xy3NFT name
     * @param _symbol Xy3NFT symbol
     * @param _customBaseURI Xy3NFT Base URI
     */
    constructor(
        address _admin,
        string memory _name,
        string memory _symbol,
        string memory _customBaseURI
    ) ERC721(_name, _symbol) {
        _setupRole(DEFAULT_ADMIN_ROLE, _admin);
        _setBaseURI(_customBaseURI);
    }

    /**
     * @dev Burn token by minter.
     * @param _tokenId The ERC721 token Id
     */
    function burn(uint256 _tokenId) external onlyRole(MINTER_ROLE) {
        _burn(_tokenId);
    }

    /**
     * @dev Mint a new token and assigned to receiver
     *
     * @param _to The receiver address
     * @param _tokenId The token ID of the Xy3 
     */
    function mint(
        address _to,
        uint256 _tokenId
    ) external onlyRole(MINTER_ROLE) {

        _safeMint(_to, _tokenId);
    }

    /**
     * @dev Set baseURI by URI manager
     * @param _customBaseURI - Base URI for the Xy3NFT
     */
    function setBaseURI(string memory _customBaseURI)
        external
        onlyRole(MANAGER_ROLE)
    {
        _setBaseURI(_customBaseURI);
    }

    /**
     * @dev Defined by IERC165
     * @param _interfaceId The queried selector Id
     */
    function supportsInterface(bytes4 _interfaceId)
        public
        view
        virtual
        override(ERC721, AccessControl)
        returns (bool) 
    {
        return super.supportsInterface(_interfaceId);
    }

    /**
     * @dev Check the token exist or not.
     * @param _tokenId The ERC721 token id
     */
    function exists(uint256 _tokenId)
        external
        view
        returns (bool)
    {
        return _exists(_tokenId);
    }

    /**
     * @dev Get the current chain ID.
     */
    function _getChainID() internal view returns (uint256 id) {
        assembly {
            id := chainid()
        }
    }

    /** 
     * @dev Base URI for concat {tokenURI} by `baseURI` and `tokenId`.
     */
    function _baseURI()
        internal
        view
        virtual
        override
        returns (string memory)
    {
        return baseURI;
    }

    /**
     * @dev Set baseURI, internal used.
     * @param _customBaseURI The new URI.
     */
    function _setBaseURI(string memory _customBaseURI) internal virtual {
        baseURI = bytes(_customBaseURI).length > 0
            ? string(abi.encodePacked(_customBaseURI, _getChainID().toString(), "/"))
            : "";
    }
}

File 2 of 13 : 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 3 of 13 : AccessControl.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (access/AccessControl.sol)

pragma solidity ^0.8.0;

import "./IAccessControl.sol";
import "../utils/Context.sol";
import "../utils/Strings.sol";
import "../utils/introspection/ERC165.sol";

/**
 * @dev Contract module that allows children to implement role-based access
 * control mechanisms. This is a lightweight version that doesn't allow enumerating role
 * members except through off-chain means by accessing the contract event logs. Some
 * applications may benefit from on-chain enumerability, for those cases see
 * {AccessControlEnumerable}.
 *
 * Roles are referred to by their `bytes32` identifier. These should be exposed
 * in the external API and be unique. The best way to achieve this is by
 * using `public constant` hash digests:
 *
 * ```
 * bytes32 public constant MY_ROLE = keccak256("MY_ROLE");
 * ```
 *
 * Roles can be used to represent a set of permissions. To restrict access to a
 * function call, use {hasRole}:
 *
 * ```
 * function foo() public {
 *     require(hasRole(MY_ROLE, msg.sender));
 *     ...
 * }
 * ```
 *
 * Roles can be granted and revoked dynamically via the {grantRole} and
 * {revokeRole} functions. Each role has an associated admin role, and only
 * accounts that have a role's admin role can call {grantRole} and {revokeRole}.
 *
 * By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means
 * that only accounts with this role will be able to grant or revoke other
 * roles. More complex role relationships can be created by using
 * {_setRoleAdmin}.
 *
 * WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to
 * grant and revoke this role. Extra precautions should be taken to secure
 * accounts that have been granted it.
 */
abstract contract AccessControl is Context, IAccessControl, ERC165 {
    struct RoleData {
        mapping(address => bool) members;
        bytes32 adminRole;
    }

    mapping(bytes32 => RoleData) private _roles;

    bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;

    /**
     * @dev Modifier that checks that an account has a specific role. Reverts
     * with a standardized message including the required role.
     *
     * The format of the revert reason is given by the following regular expression:
     *
     *  /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/
     *
     * _Available since v4.1._
     */
    modifier onlyRole(bytes32 role) {
        _checkRole(role);
        _;
    }

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

    /**
     * @dev Returns `true` if `account` has been granted `role`.
     */
    function hasRole(bytes32 role, address account) public view virtual override returns (bool) {
        return _roles[role].members[account];
    }

    /**
     * @dev Revert with a standard message if `_msgSender()` is missing `role`.
     * Overriding this function changes the behavior of the {onlyRole} modifier.
     *
     * Format of the revert message is described in {_checkRole}.
     *
     * _Available since v4.6._
     */
    function _checkRole(bytes32 role) internal view virtual {
        _checkRole(role, _msgSender());
    }

    /**
     * @dev Revert with a standard message if `account` is missing `role`.
     *
     * The format of the revert reason is given by the following regular expression:
     *
     *  /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/
     */
    function _checkRole(bytes32 role, address account) internal view virtual {
        if (!hasRole(role, account)) {
            revert(
                string(
                    abi.encodePacked(
                        "AccessControl: account ",
                        Strings.toHexString(account),
                        " is missing role ",
                        Strings.toHexString(uint256(role), 32)
                    )
                )
            );
        }
    }

    /**
     * @dev Returns the admin role that controls `role`. See {grantRole} and
     * {revokeRole}.
     *
     * To change a role's admin, use {_setRoleAdmin}.
     */
    function getRoleAdmin(bytes32 role) public view virtual override returns (bytes32) {
        return _roles[role].adminRole;
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     *
     * May emit a {RoleGranted} event.
     */
    function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
        _grantRole(role, account);
    }

    /**
     * @dev Revokes `role` from `account`.
     *
     * If `account` had been granted `role`, emits a {RoleRevoked} event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     *
     * May emit a {RoleRevoked} event.
     */
    function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
        _revokeRole(role, account);
    }

    /**
     * @dev Revokes `role` from the calling account.
     *
     * Roles are often managed via {grantRole} and {revokeRole}: this function's
     * purpose is to provide a mechanism for accounts to lose their privileges
     * if they are compromised (such as when a trusted device is misplaced).
     *
     * If the calling account had been revoked `role`, emits a {RoleRevoked}
     * event.
     *
     * Requirements:
     *
     * - the caller must be `account`.
     *
     * May emit a {RoleRevoked} event.
     */
    function renounceRole(bytes32 role, address account) public virtual override {
        require(account == _msgSender(), "AccessControl: can only renounce roles for self");

        _revokeRole(role, account);
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event. Note that unlike {grantRole}, this function doesn't perform any
     * checks on the calling account.
     *
     * May emit a {RoleGranted} event.
     *
     * [WARNING]
     * ====
     * This function should only be called from the constructor when setting
     * up the initial roles for the system.
     *
     * Using this function in any other way is effectively circumventing the admin
     * system imposed by {AccessControl}.
     * ====
     *
     * NOTE: This function is deprecated in favor of {_grantRole}.
     */
    function _setupRole(bytes32 role, address account) internal virtual {
        _grantRole(role, account);
    }

    /**
     * @dev Sets `adminRole` as ``role``'s admin role.
     *
     * Emits a {RoleAdminChanged} event.
     */
    function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {
        bytes32 previousAdminRole = getRoleAdmin(role);
        _roles[role].adminRole = adminRole;
        emit RoleAdminChanged(role, previousAdminRole, adminRole);
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * Internal function without access restriction.
     *
     * May emit a {RoleGranted} event.
     */
    function _grantRole(bytes32 role, address account) internal virtual {
        if (!hasRole(role, account)) {
            _roles[role].members[account] = true;
            emit RoleGranted(role, account, _msgSender());
        }
    }

    /**
     * @dev Revokes `role` from `account`.
     *
     * Internal function without access restriction.
     *
     * May emit a {RoleRevoked} event.
     */
    function _revokeRole(bytes32 role, address account) internal virtual {
        if (hasRole(role, account)) {
            _roles[role].members[account] = false;
            emit RoleRevoked(role, account, _msgSender());
        }
    }
}

File 4 of 13 : 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 5 of 13 : 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 13 : 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 13 : 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 8 of 13 : 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 9 of 13 : 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 10 of 13 : 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 11 of 13 : IAccessControl.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/IAccessControl.sol)

pragma solidity ^0.8.0;

/**
 * @dev External interface of AccessControl declared to support ERC165 detection.
 */
interface IAccessControl {
    /**
     * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole`
     *
     * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite
     * {RoleAdminChanged} not being emitted signaling this.
     *
     * _Available since v3.1._
     */
    event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);

    /**
     * @dev Emitted when `account` is granted `role`.
     *
     * `sender` is the account that originated the contract call, an admin role
     * bearer except when using {AccessControl-_setupRole}.
     */
    event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);

    /**
     * @dev Emitted when `account` is revoked `role`.
     *
     * `sender` is the account that originated the contract call:
     *   - if using `revokeRole`, it is the admin role bearer
     *   - if using `renounceRole`, it is the role bearer (i.e. `account`)
     */
    event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);

    /**
     * @dev Returns `true` if `account` has been granted `role`.
     */
    function hasRole(bytes32 role, address account) external view returns (bool);

    /**
     * @dev Returns the admin role that controls `role`. See {grantRole} and
     * {revokeRole}.
     *
     * To change a role's admin, use {AccessControl-_setRoleAdmin}.
     */
    function getRoleAdmin(bytes32 role) external view returns (bytes32);

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function grantRole(bytes32 role, address account) external;

    /**
     * @dev Revokes `role` from `account`.
     *
     * If `account` had been granted `role`, emits a {RoleRevoked} event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function revokeRole(bytes32 role, address account) external;

    /**
     * @dev Revokes `role` from the calling account.
     *
     * Roles are often managed via {grantRole} and {revokeRole}: this function's
     * purpose is to provide a mechanism for accounts to lose their privileges
     * if they are compromised (such as when a trusted device is misplaced).
     *
     * If the calling account had been granted `role`, emits a {RoleRevoked}
     * event.
     *
     * Requirements:
     *
     * - the caller must be `account`.
     */
    function renounceRole(bytes32 role, address account) external;
}

File 12 of 13 : 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 13 of 13 : 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);
}

Settings
{
  "remappings": [
    "@openzeppelin/=lib/openzeppelin-contracts/",
    "create3-factory/=lib/create3-factory/",
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "forge-std/=lib/forge-std/src/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "solmate/=lib/solmate/src/",
    "xy3/=src/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 1000000
  },
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_admin","type":"address"},{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"string","name":"_customBaseURI","type":"string"}],"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":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","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":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MANAGER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINTER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","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":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"exists","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","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":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_customBaseURI","type":"string"}],"name":"setBaseURI","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"}]

60806040523480156200001157600080fd5b5060405162002fe838038062002fe88339810160408190526200003491620003f2565b8282600062000044838262000533565b50600162000053828262000533565b5062000065915060009050856200007a565b62000070816200008a565b505050506200063e565b620000868282620000f3565b5050565b6000815111620000aa5760405180602001604052806000815250620000e4565b80620000c1466200019760201b62000c651760201c565b604051602001620000d4929190620005ff565b6040516020818303038152906040525b60079062000086908262000533565b60008281526006602090815260408083206001600160a01b038516845290915290205460ff16620000865760008281526006602090815260408083206001600160a01b03851684529091529020805460ff19166001179055620001533390565b6001600160a01b0316816001600160a01b0316837f2f8788117e7eff1d82e926ec794901d17c78024a50270940304540a733656f0d60405160405180910390a45050565b60606000620001b1836200023b60201b62000d231760201c565b60010190506000816001600160401b03811115620001d357620001d362000325565b6040519080825280601f01601f191660200182016040528015620001fe576020820181803683370190505b5090508181016020015b600019016f181899199a1a9b1b9c1cb0b131b232b360811b600a86061a8153600a85049450846200020857509392505050565b6000807a184f03e93ff9f4daa797ed6e38ed64bf6a1f010000000000000000831062000285577a184f03e93ff9f4daa797ed6e38ed64bf6a1f010000000000000000830492506040015b6d04ee2d6d415b85acef81000000008310620002b2576d04ee2d6d415b85acef8100000000830492506020015b662386f26fc100008310620002d157662386f26fc10000830492506010015b6305f5e1008310620002ea576305f5e100830492506008015b6127108310620002ff57612710830492506004015b6064831062000312576064830492506002015b600a83106200031f576001015b92915050565b634e487b7160e01b600052604160045260246000fd5b60005b83811015620003585781810151838201526020016200033e565b50506000910152565b600082601f8301126200037357600080fd5b81516001600160401b038082111562000390576200039062000325565b604051601f8301601f19908116603f01168101908282118183101715620003bb57620003bb62000325565b81604052838152866020858801011115620003d557600080fd5b620003e88460208301602089016200033b565b9695505050505050565b600080600080608085870312156200040957600080fd5b84516001600160a01b03811681146200042157600080fd5b60208601519094506001600160401b03808211156200043f57600080fd5b6200044d8883890162000361565b945060408701519150808211156200046457600080fd5b620004728883890162000361565b935060608701519150808211156200048957600080fd5b50620004988782880162000361565b91505092959194509250565b600181811c90821680620004b957607f821691505b602082108103620004da57634e487b7160e01b600052602260045260246000fd5b50919050565b601f8211156200052e57600081815260208120601f850160051c81016020861015620005095750805b601f850160051c820191505b818110156200052a5782815560010162000515565b5050505b505050565b81516001600160401b038111156200054f576200054f62000325565b6200056781620005608454620004a4565b84620004e0565b602080601f8311600181146200059f5760008415620005865750858301515b600019600386901b1c1916600185901b1785556200052a565b600085815260208120601f198616915b82811015620005d057888601518255948401946001909101908401620005af565b5085821015620005ef5787850151600019600388901b60f8161c191681555b5050505050600190811b01905550565b60008351620006138184602088016200033b565b835190830190620006298183602088016200033b565b602f60f81b9101908152600101949350505050565b61299a806200064e6000396000f3fe608060405234801561001057600080fd5b50600436106101ae5760003560e01c80636352211e116100ee578063a22cb46511610097578063d539139311610071578063d5391393146103c3578063d547741f146103ea578063e985e9c5146103fd578063ec87621c1461044657600080fd5b8063a22cb4651461038a578063b88d4fde1461039d578063c87b56dd146103b057600080fd5b806391d14854116100c857806391d148541461033457806395d89b411461037a578063a217fddf1461038257600080fd5b80636352211e146103065780636c0360eb1461031957806370a082311461032157600080fd5b80632f2ff15d1161015b57806342842e0e1161013557806342842e0e146102ba57806342966c68146102cd5780634f558e79146102e057806355f804b3146102f357600080fd5b80632f2ff15d1461028157806336568abe1461029457806340c10f19146102a757600080fd5b8063095ea7b31161018c578063095ea7b31461022857806323b872dd1461023d578063248a9ca31461025057600080fd5b806301ffc9a7146101b357806306fdde03146101db578063081812fc146101f0575b600080fd5b6101c66101c13660046121f1565b61046d565b60405190151581526020015b60405180910390f35b6101e361047e565b6040516101d2919061227c565b6102036101fe36600461228f565b610510565b60405173ffffffffffffffffffffffffffffffffffffffff90911681526020016101d2565b61023b6102363660046122d1565b610544565b005b61023b61024b3660046122fb565b6106d5565b61027361025e36600461228f565b60009081526006602052604090206001015490565b6040519081526020016101d2565b61023b61028f366004612337565b610776565b61023b6102a2366004612337565b61079b565b61023b6102b53660046122d1565b61084e565b61023b6102c83660046122fb565b610882565b61023b6102db36600461228f565b61089d565b6101c66102ee36600461228f565b6108d0565b61023b610301366004612426565b6108fc565b61020361031436600461228f565b61092f565b6101e36109bb565b61027361032f36600461246f565b610a49565b6101c6610342366004612337565b600091825260066020908152604080842073ffffffffffffffffffffffffffffffffffffffff93909316845291905290205460ff1690565b6101e3610b17565b610273600081565b61023b61039836600461248a565b610b26565b61023b6103ab3660046124c6565b610b31565b6101e36103be36600461228f565b610bd9565b6102737ff0887ba65ee2024ea881d91b74c2450ef19e1557f03bed3ea9f16b037cbe2dc981565b61023b6103f8366004612337565b610c40565b6101c661040b366004612542565b73ffffffffffffffffffffffffffffffffffffffff918216600090815260056020908152604080832093909416825291909152205460ff1690565b6102737faf290d8680820aad922855f39b306097b20e28774d6c1ad35a20325630c3a02c81565b600061047882610e05565b92915050565b60606000805461048d9061256c565b80601f01602080910402602001604051908101604052809291908181526020018280546104b99061256c565b80156105065780601f106104db57610100808354040283529160200191610506565b820191906000526020600020905b8154815290600101906020018083116104e957829003601f168201915b5050505050905090565b600061051b82610e5b565b5060009081526004602052604090205473ffffffffffffffffffffffffffffffffffffffff1690565b600061054f8261092f565b90508073ffffffffffffffffffffffffffffffffffffffff168373ffffffffffffffffffffffffffffffffffffffff1603610611576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152602160248201527f4552433732313a20617070726f76616c20746f2063757272656e74206f776e6560448201527f720000000000000000000000000000000000000000000000000000000000000060648201526084015b60405180910390fd5b3373ffffffffffffffffffffffffffffffffffffffff8216148061063a575061063a813361040b565b6106c6576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152603d60248201527f4552433732313a20617070726f76652063616c6c6572206973206e6f7420746f60448201527f6b656e206f776e6572206f7220617070726f76656420666f7220616c6c0000006064820152608401610608565b6106d08383610ee9565b505050565b6106df3382610f89565b61076b576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152602d60248201527f4552433732313a2063616c6c6572206973206e6f7420746f6b656e206f776e6560448201527f72206f7220617070726f766564000000000000000000000000000000000000006064820152608401610608565b6106d0838383611049565b60008281526006602052604090206001015461079181611351565b6106d0838361135b565b73ffffffffffffffffffffffffffffffffffffffff81163314610840576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152602f60248201527f416363657373436f6e74726f6c3a2063616e206f6e6c792072656e6f756e636560448201527f20726f6c657320666f722073656c6600000000000000000000000000000000006064820152608401610608565b61084a828261144f565b5050565b7ff0887ba65ee2024ea881d91b74c2450ef19e1557f03bed3ea9f16b037cbe2dc961087881611351565b6106d0838361150a565b6106d083838360405180602001604052806000815250610b31565b7ff0887ba65ee2024ea881d91b74c2450ef19e1557f03bed3ea9f16b037cbe2dc96108c781611351565b61084a82611524565b60008181526002602052604081205473ffffffffffffffffffffffffffffffffffffffff161515610478565b7faf290d8680820aad922855f39b306097b20e28774d6c1ad35a20325630c3a02c61092681611351565b61084a8261160a565b60008181526002602052604081205473ffffffffffffffffffffffffffffffffffffffff1680610478576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152601860248201527f4552433732313a20696e76616c696420746f6b656e20494400000000000000006044820152606401610608565b600780546109c89061256c565b80601f01602080910402602001604051908101604052809291908181526020018280546109f49061256c565b8015610a415780601f10610a1657610100808354040283529160200191610a41565b820191906000526020600020905b815481529060010190602001808311610a2457829003601f168201915b505050505081565b600073ffffffffffffffffffffffffffffffffffffffff8216610aee576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152602960248201527f4552433732313a2061646472657373207a65726f206973206e6f74206120766160448201527f6c6964206f776e657200000000000000000000000000000000000000000000006064820152608401610608565b5073ffffffffffffffffffffffffffffffffffffffff1660009081526003602052604090205490565b60606001805461048d9061256c565b61084a338383611660565b610b3b3383610f89565b610bc7576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152602d60248201527f4552433732313a2063616c6c6572206973206e6f7420746f6b656e206f776e6560448201527f72206f7220617070726f766564000000000000000000000000000000000000006064820152608401610608565b610bd38484848461178d565b50505050565b6060610be482610e5b565b6000610bee611830565b90506000815111610c0e5760405180602001604052806000815250610c39565b80610c1884610c65565b604051602001610c299291906125bf565b6040516020818303038152906040525b9392505050565b600082815260066020526040902060010154610c5b81611351565b6106d0838361144f565b60606000610c7283610d23565b600101905060008167ffffffffffffffff811115610c9257610c92612363565b6040519080825280601f01601f191660200182016040528015610cbc576020820181803683370190505b5090508181016020015b7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff017f3031323334353637383961626364656600000000000000000000000000000000600a86061a8153600a8504945084610cc657509392505050565b6000807a184f03e93ff9f4daa797ed6e38ed64bf6a1f0100000000000000008310610d6c577a184f03e93ff9f4daa797ed6e38ed64bf6a1f010000000000000000830492506040015b6d04ee2d6d415b85acef81000000008310610d98576d04ee2d6d415b85acef8100000000830492506020015b662386f26fc100008310610db657662386f26fc10000830492506010015b6305f5e1008310610dce576305f5e100830492506008015b6127108310610de257612710830492506004015b60648310610df4576064830492506002015b600a83106104785760010192915050565b60007fffffffff0000000000000000000000000000000000000000000000000000000082167f7965db0b00000000000000000000000000000000000000000000000000000000148061047857506104788261183f565b60008181526002602052604090205473ffffffffffffffffffffffffffffffffffffffff16610ee6576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152601860248201527f4552433732313a20696e76616c696420746f6b656e20494400000000000000006044820152606401610608565b50565b600081815260046020526040902080547fffffffffffffffffffffffff00000000000000000000000000000000000000001673ffffffffffffffffffffffffffffffffffffffff84169081179091558190610f438261092f565b73ffffffffffffffffffffffffffffffffffffffff167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92560405160405180910390a45050565b600080610f958361092f565b90508073ffffffffffffffffffffffffffffffffffffffff168473ffffffffffffffffffffffffffffffffffffffff161480611003575073ffffffffffffffffffffffffffffffffffffffff80821660009081526005602090815260408083209388168352929052205460ff165b8061104157508373ffffffffffffffffffffffffffffffffffffffff1661102984610510565b73ffffffffffffffffffffffffffffffffffffffff16145b949350505050565b8273ffffffffffffffffffffffffffffffffffffffff166110698261092f565b73ffffffffffffffffffffffffffffffffffffffff161461110c576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152602560248201527f4552433732313a207472616e736665722066726f6d20696e636f72726563742060448201527f6f776e65720000000000000000000000000000000000000000000000000000006064820152608401610608565b73ffffffffffffffffffffffffffffffffffffffff82166111ae576040517f08c379a0000000000000000000000000000000000000000000000000000000008152602060048201526024808201527f4552433732313a207472616e7366657220746f20746865207a65726f2061646460448201527f72657373000000000000000000000000000000000000000000000000000000006064820152608401610608565b6111bb8383836001611922565b8273ffffffffffffffffffffffffffffffffffffffff166111db8261092f565b73ffffffffffffffffffffffffffffffffffffffff161461127e576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152602560248201527f4552433732313a207472616e736665722066726f6d20696e636f72726563742060448201527f6f776e65720000000000000000000000000000000000000000000000000000006064820152608401610608565b600081815260046020908152604080832080547fffffffffffffffffffffffff000000000000000000000000000000000000000090811690915573ffffffffffffffffffffffffffffffffffffffff8781168086526003855283862080547fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff01905590871680865283862080546001019055868652600290945282852080549092168417909155905184937fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef91a4505050565b610ee681336119de565b600082815260066020908152604080832073ffffffffffffffffffffffffffffffffffffffff8516845290915290205460ff1661084a57600082815260066020908152604080832073ffffffffffffffffffffffffffffffffffffffff85168452909152902080547fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff001660011790556113f13390565b73ffffffffffffffffffffffffffffffffffffffff168173ffffffffffffffffffffffffffffffffffffffff16837f2f8788117e7eff1d82e926ec794901d17c78024a50270940304540a733656f0d60405160405180910390a45050565b600082815260066020908152604080832073ffffffffffffffffffffffffffffffffffffffff8516845290915290205460ff161561084a57600082815260066020908152604080832073ffffffffffffffffffffffffffffffffffffffff8516808552925280832080547fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0016905551339285917ff6391f5c32d9c69d2a47ea670b442974b53935d1edc7fd64eb21e047a839171b9190a45050565b61084a828260405180602001604052806000815250611a98565b600061152f8261092f565b905061153f816000846001611922565b6115488261092f565b600083815260046020908152604080832080547fffffffffffffffffffffffff000000000000000000000000000000000000000090811690915573ffffffffffffffffffffffffffffffffffffffff85168085526003845282852080547fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0190558785526002909352818420805490911690555192935084927fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908390a45050565b60008151116116285760405180602001604052806000815250611653565b8061163246610c65565b6040516020016116439291906125ee565b6040516020818303038152906040525b60079061084a9082612693565b8173ffffffffffffffffffffffffffffffffffffffff168373ffffffffffffffffffffffffffffffffffffffff16036116f5576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152601960248201527f4552433732313a20617070726f766520746f2063616c6c6572000000000000006044820152606401610608565b73ffffffffffffffffffffffffffffffffffffffff83811660008181526005602090815260408083209487168084529482529182902080547fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff001686151590811790915591519182527f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31910160405180910390a3505050565b611798848484611049565b6117a484848484611b3b565b610bd3576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152603260248201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560448201527f63656976657220696d706c656d656e74657200000000000000000000000000006064820152608401610608565b60606007805461048d9061256c565b60007fffffffff0000000000000000000000000000000000000000000000000000000082167f80ac58cd0000000000000000000000000000000000000000000000000000000014806118d257507fffffffff0000000000000000000000000000000000000000000000000000000082167f5b5e139f00000000000000000000000000000000000000000000000000000000145b8061047857507f01ffc9a7000000000000000000000000000000000000000000000000000000007fffffffff00000000000000000000000000000000000000000000000000000000831614610478565b6001811115610bd35773ffffffffffffffffffffffffffffffffffffffff8416156119825773ffffffffffffffffffffffffffffffffffffffff84166000908152600360205260408120805483929061197c9084906127dc565b90915550505b73ffffffffffffffffffffffffffffffffffffffff831615610bd35773ffffffffffffffffffffffffffffffffffffffff8316600090815260036020526040812080548392906119d39084906127ef565b909155505050505050565b600082815260066020908152604080832073ffffffffffffffffffffffffffffffffffffffff8516845290915290205460ff1661084a57611a1e81611d2e565b611a29836020611d4d565b604051602001611a3a929190612802565b604080517fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe0818403018152908290527f08c379a00000000000000000000000000000000000000000000000000000000082526106089160040161227c565b611aa28383611f90565b611aaf6000848484611b3b565b6106d0576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152603260248201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560448201527f63656976657220696d706c656d656e74657200000000000000000000000000006064820152608401610608565b600073ffffffffffffffffffffffffffffffffffffffff84163b15611d23576040517f150b7a0200000000000000000000000000000000000000000000000000000000815273ffffffffffffffffffffffffffffffffffffffff85169063150b7a0290611bb2903390899088908890600401612883565b6020604051808303816000875af1925050508015611c0b575060408051601f3d9081017fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe0168201909252611c08918101906128cc565b60015b611cd8573d808015611c39576040519150601f19603f3d011682016040523d82523d6000602084013e611c3e565b606091505b508051600003611cd0576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152603260248201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560448201527f63656976657220696d706c656d656e74657200000000000000000000000000006064820152608401610608565b805181602001fd5b7fffffffff00000000000000000000000000000000000000000000000000000000167f150b7a0200000000000000000000000000000000000000000000000000000000149050611041565b506001949350505050565b606061047873ffffffffffffffffffffffffffffffffffffffff831660145b60606000611d5c8360026128e9565b611d679060026127ef565b67ffffffffffffffff811115611d7f57611d7f612363565b6040519080825280601f01601f191660200182016040528015611da9576020820181803683370190505b5090507f300000000000000000000000000000000000000000000000000000000000000081600081518110611de057611de0612900565b60200101907effffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff1916908160001a9053507f780000000000000000000000000000000000000000000000000000000000000081600181518110611e4357611e43612900565b60200101907effffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff1916908160001a9053506000611e7f8460026128e9565b611e8a9060016127ef565b90505b6001811115611f27577f303132333435363738396162636465660000000000000000000000000000000085600f1660108110611ecb57611ecb612900565b1a60f81b828281518110611ee157611ee1612900565b60200101907effffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff1916908160001a90535060049490941c93611f208161292f565b9050611e8d565b508315610c39576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820181905260248201527f537472696e67733a20686578206c656e67746820696e73756666696369656e746044820152606401610608565b73ffffffffffffffffffffffffffffffffffffffff821661200d576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820181905260248201527f4552433732313a206d696e7420746f20746865207a65726f20616464726573736044820152606401610608565b60008181526002602052604090205473ffffffffffffffffffffffffffffffffffffffff1615612099576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e746564000000006044820152606401610608565b6120a7600083836001611922565b60008181526002602052604090205473ffffffffffffffffffffffffffffffffffffffff1615612133576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e746564000000006044820152606401610608565b73ffffffffffffffffffffffffffffffffffffffff8216600081815260036020908152604080832080546001019055848352600290915280822080547fffffffffffffffffffffffff0000000000000000000000000000000000000000168417905551839291907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a45050565b7fffffffff0000000000000000000000000000000000000000000000000000000081168114610ee657600080fd5b60006020828403121561220357600080fd5b8135610c39816121c3565b60005b83811015612229578181015183820152602001612211565b50506000910152565b6000815180845261224a81602086016020860161220e565b601f017fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe0169290920160200192915050565b602081526000610c396020830184612232565b6000602082840312156122a157600080fd5b5035919050565b803573ffffffffffffffffffffffffffffffffffffffff811681146122cc57600080fd5b919050565b600080604083850312156122e457600080fd5b6122ed836122a8565b946020939093013593505050565b60008060006060848603121561231057600080fd5b612319846122a8565b9250612327602085016122a8565b9150604084013590509250925092565b6000806040838503121561234a57600080fd5b8235915061235a602084016122a8565b90509250929050565b7f4e487b7100000000000000000000000000000000000000000000000000000000600052604160045260246000fd5b600067ffffffffffffffff808411156123ad576123ad612363565b604051601f85017fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe0908116603f011681019082821181831017156123f3576123f3612363565b8160405280935085815286868601111561240c57600080fd5b858560208301376000602087830101525050509392505050565b60006020828403121561243857600080fd5b813567ffffffffffffffff81111561244f57600080fd5b8201601f8101841361246057600080fd5b61104184823560208401612392565b60006020828403121561248157600080fd5b610c39826122a8565b6000806040838503121561249d57600080fd5b6124a6836122a8565b9150602083013580151581146124bb57600080fd5b809150509250929050565b600080600080608085870312156124dc57600080fd5b6124e5856122a8565b93506124f3602086016122a8565b925060408501359150606085013567ffffffffffffffff81111561251657600080fd5b8501601f8101871361252757600080fd5b61253687823560208401612392565b91505092959194509250565b6000806040838503121561255557600080fd5b61255e836122a8565b915061235a602084016122a8565b600181811c9082168061258057607f821691505b6020821081036125b9577f4e487b7100000000000000000000000000000000000000000000000000000000600052602260045260246000fd5b50919050565b600083516125d181846020880161220e565b8351908301906125e581836020880161220e565b01949350505050565b6000835161260081846020880161220e565b83519083019061261481836020880161220e565b7f2f000000000000000000000000000000000000000000000000000000000000009101908152600101949350505050565b601f8211156106d057600081815260208120601f850160051c8101602086101561266c5750805b601f850160051c820191505b8181101561268b57828155600101612678565b505050505050565b815167ffffffffffffffff8111156126ad576126ad612363565b6126c1816126bb845461256c565b84612645565b602080601f83116001811461271457600084156126de5750858301515b7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff600386901b1c1916600185901b17855561268b565b6000858152602081207fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe08616915b8281101561276157888601518255948401946001909101908401612742565b508582101561279d57878501517fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff600388901b60f8161c191681555b5050505050600190811b01905550565b7f4e487b7100000000000000000000000000000000000000000000000000000000600052601160045260246000fd5b81810381811115610478576104786127ad565b80820180821115610478576104786127ad565b7f416363657373436f6e74726f6c3a206163636f756e742000000000000000000081526000835161283a81601785016020880161220e565b7f206973206d697373696e6720726f6c6520000000000000000000000000000000601791840191820152835161287781602884016020880161220e565b01602801949350505050565b600073ffffffffffffffffffffffffffffffffffffffff8087168352808616602084015250836040830152608060608301526128c26080830184612232565b9695505050505050565b6000602082840312156128de57600080fd5b8151610c39816121c3565b8082028115828204841417610478576104786127ad565b7f4e487b7100000000000000000000000000000000000000000000000000000000600052603260045260246000fd5b60008161293e5761293e6127ad565b507fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff019056fea26469706673582212205dfff5749dac39f067b760ded10a60403018f7bcc71b69ad151895b5a8910c4964736f6c634300081100330000000000000000000000001b4b3465b65fb87f869f8eb880ac28099ef43dee000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000c00000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000001958325932204c4f414e20424f52524f574552205449434b4554000000000000000000000000000000000000000000000000000000000000000000000000000004584c425400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000868747470733a2f2f000000000000000000000000000000000000000000000000

Deployed Bytecode

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

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

0000000000000000000000001b4b3465b65fb87f869f8eb880ac28099ef43dee000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000c00000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000001958325932204c4f414e20424f52524f574552205449434b4554000000000000000000000000000000000000000000000000000000000000000000000000000004584c425400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000868747470733a2f2f000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _admin (address): 0x1B4B3465B65Fb87f869f8eB880ac28099eF43dee
Arg [1] : _name (string): X2Y2 LOAN BORROWER TICKET
Arg [2] : _symbol (string): XLBT
Arg [3] : _customBaseURI (string): https://

-----Encoded View---------------
10 Constructor Arguments found :
Arg [0] : 0000000000000000000000001b4b3465b65fb87f869f8eb880ac28099ef43dee
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [2] : 00000000000000000000000000000000000000000000000000000000000000c0
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000100
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000019
Arg [5] : 58325932204c4f414e20424f52524f574552205449434b455400000000000000
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [7] : 584c425400000000000000000000000000000000000000000000000000000000
Arg [8] : 0000000000000000000000000000000000000000000000000000000000000008
Arg [9] : 68747470733a2f2f000000000000000000000000000000000000000000000000


Loading...
Loading
Loading...
Loading
[ Download: CSV Export  ]

A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.