Contract 0xf4d1c35ae74fe2b8e03931f265cb6e2620278160 10

 
Txn Hash Method
Block
From
To
Value
0xe8ee8628b6ad30774a5f4bc4c65aa37cb88b960fa1e9a85a3b0f0fe8b2c9a359Safe Transfer Fr...1146468162024-01-10 13:13:2951 days 13 hrs ago0x0d9a602f9345d8b84eb8cba21b003b8eb09f0abf IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0001838012270.013849665
0x56b6ada8c0a4909dd79142d91455d9827abab7dd0b6654079fccb736049e5644Set Approval For...1144327042024-01-05 14:16:2556 days 12 hrs ago0x78fb8b2fd28c1f34cc6bc15813cacccc5d8c5454 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000499218220.007803731
0xcb6f36c35dcb36969bf2f1fa209b96c0a948586fb5ec8da6b21d60be405d869cSet Approval For...1144317022024-01-05 13:43:0156 days 12 hrs ago0x7f69eec4a308381e9d1a8a030c0d19b0bfe5ce16 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000453639790.00718312
0x31aaf2eb5d5ab096fcd411e7d2eaaa4d9fef28160f565eb353f2a2e48f10b969Set Approval For...1144307622024-01-05 13:11:4156 days 13 hrs ago0x1213a46dd9ad97338385c462a133dec6786cb685 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.000042176930.007214535
0x0b73d40be93e92d6850d5d270f1bf86ca2852fa858078cd735e614c887f7419aSet Approval For...1144301422024-01-05 12:51:0156 days 13 hrs ago0x4f8d777245ba00dfb7492e81866071eeac4d45a9 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000244474610.006362469
0xd3bd3c8b4cc54fd906b51161fdfa6224667b8f74c6d1e1b9e6c94d3f0a4b5d33Safe Transfer Fr...1135176322023-12-15 9:54:0177 days 16 hrs ago0x5b0cf23a04e850f5151fe11d32e264d855da0fe0 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000981954340.0120826
0x4779466adccaf6e2691335403003fb74b9c92e293599a96722c249ffdb1710a8Set Approval For...1106533932023-10-10 2:39:23143 days 23 hrs ago0x3aeab512d29a37d95583e64a81d71f3208989c0b IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000093076160.023470173
0xe7a28e0ee57977781a0f0b9bcc41d105ec8120a9c904abf66ebb47c7e253fe51Set Approval For...1094438352023-09-12 2:40:47171 days 23 hrs ago0xc43d3ca6bd21a4956f4f4e971107ec018c95408d IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000334407720.0200845
0x2b844edd8ab223624fd9419f7874a1366bdf585f41bbda25a505be6a9527154eSet Approval For...1080845962023-08-11 15:32:49203 days 10 hrs ago0x49709775f2b7c838491bce85aaa5f5d5766b5f61 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000546653280.0500002
0x1b14521535343aaa6e15e277644c4bbc02e6c4066bd32ec77e081e74a035d970Set Approval For...1075696482023-07-30 17:27:53215 days 9 hrs ago0x68a19eeea176bf2244cdceb38da0c07eedf70df1 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000321558020.000021271
0x93867d4c5bac6921e31cf0f76b5e5ee2b2cfa4ee2a5d0eb16ed071e2b4c94674Set Approval For...1075445042023-07-30 3:29:45215 days 22 hrs ago0x4f54744bfb176cd6f84778801da5a07611e941e6 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000247583040.000007892
0x52873217168d7d0d769da10bf8c6b57f4c6e6a30c4cbc0c434cde36fe0f1d4eaSet Approval For...1074179162023-07-27 5:10:09218 days 21 hrs ago0x9892444271b9b238c88c7a3af651b8d10a74d95b IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000322863020.0001001
0x099a6d3c7b666c24d3449910c50ffd42feb53ca81faa7c0178285dd8754947d0Set Approval For...1072948862023-07-24 8:49:09221 days 17 hrs ago0x1daeaad55e29dc8e3460b60a64c92ba5258b4066 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.000035574170.000040831
0x64173d9ed73a86560445d9e717a4b85aadefc6d04c5bb23b85c03ead6bb569e1Set Approval For...1071101392023-07-20 2:10:55226 days 18 mins ago0xe68462789c6e900d979b52c14ca44daa0ba36370 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000233398220.000000111
0x9708c1bb3dc0fa05891d01248a08d67f13df56159a375b463e5d31babbde4b1bSet Approval For...1070006252023-07-17 13:20:27228 days 13 hrs ago0x49709775f2b7c838491bce85aaa5f5d5766b5f61 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000445874610.002277694
0x782002feb2a1ef0237ddaa8eb7a287bcd5c1ebb06231bbb8872050abdb641126Set Approval For...1069430742023-07-16 5:22:05229 days 21 hrs ago0x0b69f2def86a83a7e003b2eb15c2dda776458560 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000244241270.0001
0x380e222da9a4581e3787ec0c2a957069f812fbb4e34408e990d881ae34f1c2b5Set Approval For...1059649152023-06-23 13:56:47252 days 12 hrs ago0xc7409b42ee32dd6a37b12b034350a4b59219537a IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000350936450.000001359
0x8c7723d02fe6b2e7dd3055714ee5b3f4985b2092cd0a14b2b16f8b17eb4a556aSet Approval For...1059263792023-06-22 16:32:15253 days 9 hrs ago0x77dee79d4cfc304eabceadfa7278f71c06deab24 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000313669730.000002251
0x4da3f93234344ae76dc5600672e7f54775aa6c6e332f293d66e51eea1ccdcfd1Set Approval For...1058344102023-06-20 13:26:37255 days 13 hrs ago0x87726fb47049ccf1c6380f0de59c673e61a1e2b2 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000268495840.00000008
0x294b95591569e993f18bcbdd9ab739643b14817fe49525b358d1278baca855a1Set Approval For...1057015932023-06-17 11:39:23258 days 14 hrs ago0x88e1cbd697a5f83397a628cbe78039207af6e80e IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000221035710.000000394
0x396a2b6bce9498eb683b9f78000f035e095db243b239fc42f89485ed4df83dd6Set Approval For...1056936362023-06-17 7:14:09258 days 19 hrs ago0x97219ef57a528c1f28a07a8c028b13c25464aea9 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000342126180.000000272
0x2fb0b341a68e674ec394c63e3ce7fe9ad7b456c74cf49ffea2fd97ccc3ce33e9Transfer From1056567062023-06-16 10:43:09259 days 15 hrs ago0x5946623eb7751f80aa2f3494efed4448b0c66268 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000291778270.000000071
0x41e7e6ac715a830abce4dd69b8736611b3aed626be91df37bd72bb3a634c15e7Set Approval For...1056477712023-06-16 5:45:19259 days 20 hrs ago0xbf27794b5b12b75ef50e6ab11d7951815c034ccb IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000220466070.00000007
0x014a56919f024e24c213b02423af52aa4791c0c648b4de0395675445d41f8c99Set Approval For...1056477042023-06-16 5:43:05259 days 20 hrs ago0x90158a79fd25d203a05f46ffc5921c7aaa4f2b37 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000226760010.000000072
0xd553f732adf1b8e53f2f4f57ea5127f918babc1e003f9f45d0f0d5afe072c1a6Set Approval For...1056113222023-06-15 9:30:21260 days 16 hrs ago0x34bc6cf096a8ac04cb6cd6b283d8c27d3ac3b2a8 IN  0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH0.0000347530620.102595071
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0xe5d7338ad68322f12e2f8e760769acd47de42562a54d3414c20bd1140634240b1073454932023-07-25 12:56:03220 days 13 hrs ago 0x2e42f214467f647fe687fd9a2bf3baddfa737465 0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH
0x6ffdd9ae16264a86a3345aaeeece577de28a84424445519063de5acac13b6b1c1073054442023-07-24 14:41:05221 days 11 hrs ago 0x2e42f214467f647fe687fd9a2bf3baddfa737465 0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH
0xc9b1407ea5e031ea4a2677ec7669c4fe1ad718147b800b0c7bf6c42115c015f41070751652023-07-19 6:45:07226 days 19 hrs ago 0x2e42f214467f647fe687fd9a2bf3baddfa737465 0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH
0x1e29c461e1b7f67a3264c34bf0a7ef8869f723c2bf437670c258605f1105eb5f1062757842023-06-30 18:39:05245 days 7 hrs ago 0x2e42f214467f647fe687fd9a2bf3baddfa737465 0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH
0x9d46acc99eab363044d5fc4cfa27e4f279efcedac0cb8e8ef6529653532dffa71062711752023-06-30 16:05:27245 days 10 hrs ago 0x2e42f214467f647fe687fd9a2bf3baddfa737465 0xf4d1c35ae74fe2b8e03931f265cb6e26202781600 ETH
0x4a2cf061d294395e5117c2ce2765d271b722da93c2680de56c7aa1379167a62d388260272022-11-16 22:30:47471 days 3 hrs ago 0x2f374f704e0fa8cfa9f393eddbd0527c8008e993  Contract Creation0 ETH
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xfA14e1157F35E1dAD95dC3F822A9d18c40e360E2
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
StarNFTV4

Compiler Version
v0.7.6+commit.7338295f

Optimization Enabled:
Yes with 200 runs

Other Settings:
istanbul EvmVersion, Apache-2.0 license
File 1 of 11 : StarNFTV4.sol
/*
    Copyright 2022 Project Galaxy.
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at
    http://www.apache.org/licenses/LICENSE-2.0
    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
    SPDX-License-Identifier: Apache License, Version 2.0
*/
pragma solidity 0.7.6;

import "IERC721.sol";
import "IERC721Receiver.sol";
import "IERC721Metadata.sol";
import "Address.sol";
import "Strings.sol";
import "Ownable.sol";
import "ERC165.sol";
import "IStarNFT.sol";

/**
 * @dev Fork https://github.com/generalgalactic/ERC721S and implement IStarNFT interface
 */
contract StarNFTV4 is Ownable, ERC165, IERC721, IERC721Metadata, IStarNFT {
    using Address for address;
    using Strings for uint256;

    /* ============ State Variables ============ */

    struct Star {
        uint160 owner;
        uint96 cid; // Max value is 7.9E28, enough to store campaign id
    }

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Total number of tokens burned
    uint256 private _burnCount;

    // Array of all tokens storing the owner's address and the campaign id
    Star[] private _tokens;

    // 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;

    // Mint and burn star.
    mapping(address => bool) private _minters;

    // Default allow transfer
    bool private _transferable = true;

    // Base token URI
    string private _baseURI;

    /* ============ Events ============ */
    // Add new minter
    event EventMinterAdded(address indexed newMinter);

    // Remove old minter
    event EventMinterRemoved(address indexed oldMinter);

    /* ============ Modifiers ============ */

    /**
     * Only minter.
     */
    modifier onlyMinter() {
        require(_minters[msg.sender], "StarNFT: must be minter");
        _;
    }

    /**
     * Only allow transfer.
     */
    modifier onlyTransferable() {
        require(_transferable, "StarNFT: must transferable");
        _;
    }

    /**
     * @dev Initializes the contract
     */
    constructor() {
        // Initialize zero index value
        Star memory _star = Star(0, 0);
        _tokens.push(_star);
    }

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

    /**
     * @dev Is this address a minters.
     */
    function minters(address account) public view returns (bool) {
        return _minters[account];
    }

    /**
     * @dev Is this contract allow nft transfer.
     */
    function transferable() public view returns (bool) {
        return _transferable;
    }

    /**
     * @dev Returns the base URI for nft.
     */
    function baseURI() public view returns (string memory) {
        return _baseURI;
    }

    /**
     * @dev Get Star NFT CID.
     */
    function cid(uint256 tokenId) public view returns (uint256) {
        require(_exists(tokenId), "StarNFT: StarNFT does not exist");
        return _tokens[tokenId].cid;
    }

    /**
     * @dev Get Star NFT owner
     */
    function getNumMinted() public view override returns (uint256) {
        return _tokens.length-1;
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view returns (uint256) {
        return getNumMinted() - _burnCount;
    }

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     * This is implementation is O(n) and should not be
     * called by other contracts.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index)
    public
    view
    returns (uint256)
    {
        uint256 currentIndex = 0;
        for (uint256 i = 1; i < _tokens.length; i++) {
            if (isOwnerOf(owner, i)) {
                if (currentIndex == index) {
                    return i;
                }
                currentIndex += 1;
            }
        }
        revert("ERC721Enumerable: owner index out of bounds");
    }

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

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

    /**
     * @dev See {IStarNFT-isOwnerOf}.
     */
    function isOwnerOf(address account, uint256 id)
    public
    view
    override
    returns (bool)
    {
        address owner = ownerOf(id);
        return owner == account;
    }

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

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

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

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

        _approve(to, tokenId);
    }

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

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved)
    public
    override
    {
        require(operator != _msgSender(), "ERC721: approve to caller");

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

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

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public onlyTransferable override {
        //solhint-disable-next-line max-line-length
        require(
            _isApprovedOrOwner(_msgSender(), tokenId),
            "ERC721: transfer caller is not owner nor approved"
        );

        _transfer(from, to, tokenId);
    }

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

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public onlyTransferable override {
        require(
            _isApprovedOrOwner(_msgSender(), tokenId),
            "ERC721: transfer caller is not owner nor approved"
        );
        _safeTransfer(from, to, tokenId, _data);
    }

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

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     * and stop existing when they are burned (`_burn`).
     */
    function _exists(uint256 tokenId) internal view returns (bool) {
        return tokenId > 0 && tokenId <= getNumMinted() && _tokens[tokenId].owner != 0x0;
    }

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

    /* ============ External Functions ============ */
    function mint(address account, uint256 cid)
    external
    override
    onlyMinter
    returns (uint256)
    {
        require(account != address(0), "StarNFT: mint to the zero address");

        uint256 tokenId = _tokens.length;
        Star memory star = Star(uint160(account), uint96(cid));

        _balances[account] += 1;
        _tokens.push(star);

        require(
            _checkOnERC721Received(address(0), account, tokenId, ""),
            "StarNFT: transfer to non ERC721Receiver implementer"
        );

        emit Transfer(address(0), account, tokenId);
        return tokenId;
    }

    function mintBatch(
        address account,
        uint256 amount,
        uint256[] calldata cidArr
    ) external override onlyMinter returns (uint256[] memory) {
        require(account != address(0), "StarNFT: mint to the zero address");
        uint256[] memory ids = new uint256[](amount);

        _balances[account] += amount;

        for (uint256 i = 0; i < ids.length; i++) {
            uint256 tokenId = _tokens.length;
            Star memory star = Star(uint160(account), uint96(cidArr[i]));
            ids[i] = tokenId;
            _tokens.push(star);

            require(
                _checkOnERC721Received(address(0), account, tokenId, ""),
                "StarNFT: transfer to non ERC721Receiver implementer"
            );

            emit Transfer(address(0), account, tokenId);
        }

        return ids;
    }

    function burn(address account, uint256 id) external override onlyMinter {
        require(
            _isApprovedOrOwner(_msgSender(), id),
            "StarNFT: caller is not approved or owner"
        );
        require(isOwnerOf(account, id), "StarNFT: not owner");

        // Clear approvals
        _approve(address(0), id);
        _burnCount++;
        _balances[account] -= 1;
        _tokens[id].owner = 0;
        _tokens[id].cid = 0;

        emit Transfer(account, address(0), id);
    }

    function burnBatch(address account, uint256[] calldata ids)
    external
    override
    onlyMinter
    {
        _burnCount += ids.length;
        _balances[account] -= ids.length;
        for (uint256 i = 0; i < ids.length; i++) {
            uint256 tokenId = ids[i];
            require(
                _isApprovedOrOwner(_msgSender(), tokenId),
                "StarNFT: caller is not approved or owner"
            );
            require(isOwnerOf(account, tokenId), "StarNFT: not owner");
            // Clear approvals
            _approve(address(0), tokenId);
            _tokens[tokenId].owner = 0;
            _tokens[tokenId].cid = 0;

            emit Transfer(account, address(0), tokenId);
        }
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {
        require(
            isOwnerOf(from, tokenId),
            "ERC721: transfer of token that is not own"
        );
        require(to != address(0), "ERC721: transfer to the zero address");

        // Clear approvals from the previous owner
        _approve(address(0), tokenId);
        _balances[from] -= 1;
        _balances[to] += 1;
        _tokens[tokenId].owner = uint160(to);

        emit Transfer(from, to, tokenId);
    }

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

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param _data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        if (to.isContract()) {
            try
            IERC721Receiver(to).onERC721Received(
                _msgSender(),
                from,
                tokenId,
                _data
            )
            returns (bytes4 retval) {
                return retval == IERC721Receiver.onERC721Received.selector;
            } catch (bytes memory reason) {
                if (reason.length == 0) {
                    revert(
                    "ERC721: transfer to non ERC721Receiver implementer"
                    );
                } else {
                    assembly {
                        revert(add(32, reason), mload(reason))
                    }
                }
            }
        }
        return true;
    }

    /* ============ Util Functions ============ */
    /**
     * @dev Sets a new baseURI for all token types.
     */
    function setURI(string calldata newURI) external onlyOwner {
        _baseURI = newURI;
    }

    /**
     * @dev Sets a new transferable for all token types.
     */
    function setTransferable(bool transferable) external onlyOwner {
        _transferable = transferable;
    }

    /**
     * @dev Sets a new name for all token types.
     */
    function setName(string calldata newName) external onlyOwner {
        _name = newName;
    }

    /**
     * @dev Sets a new symbol for all token types.
     */
    function setSymbol(string calldata newSymbol) external onlyOwner {
        _symbol = newSymbol;
    }

    /**
     * @dev Add a new minter.
     */
    function addMinter(address minter) external onlyOwner {
        require(minter != address(0), "minter must not be null address");
        require(!_minters[minter], "minter already added");
        _minters[minter] = true;
        emit EventMinterAdded(minter);
    }

    /**
     * @dev Remove a old minter.
     */
    function removeMinter(address minter) external onlyOwner {
        require(_minters[minter], "minter does not exist");
        delete _minters[minter];
        emit EventMinterRemoved(minter);
    }

}

File 2 of 11 : IERC721.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <0.8.0;

import "IERC165.sol";

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

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

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

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

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

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId) external;

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

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

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

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

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

    /**
      * @dev Safely transfers `tokenId` token from `from` to `to`.
      *
      * Requirements:
      *
      * - `from` cannot be the zero address.
      * - `to` cannot be the zero address.
      * - `tokenId` token must exist and be owned by `from`.
      * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
      * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
      *
      * Emits a {Transfer} event.
      */
    function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external;
}

File 3 of 11 : IERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

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

File 4 of 11 : IERC721Receiver.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

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

File 5 of 11 : IERC721Metadata.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <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 6 of 11 : Address.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <0.8.0;

/**
 * @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
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 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");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

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

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

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

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

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: value }(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

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

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

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.staticcall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

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

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

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

File 7 of 11 : Strings.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

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

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

File 8 of 11 : Ownable.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

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

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

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor () internal {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

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

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

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

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

File 9 of 11 : Context.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <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 GSN 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 payable) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

File 10 of 11 : ERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts may inherit from this and call {_registerInterface} to declare
 * their support of an interface.
 */
abstract contract ERC165 is IERC165 {
    /*
     * bytes4(keccak256('supportsInterface(bytes4)')) == 0x01ffc9a7
     */
    bytes4 private constant _INTERFACE_ID_ERC165 = 0x01ffc9a7;

    /**
     * @dev Mapping of interface ids to whether or not it's supported.
     */
    mapping(bytes4 => bool) private _supportedInterfaces;

    constructor () internal {
        // Derived contracts need only register support for their own interfaces,
        // we register support for ERC165 itself here
        _registerInterface(_INTERFACE_ID_ERC165);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     *
     * Time complexity O(1), guaranteed to always use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return _supportedInterfaces[interfaceId];
    }

    /**
     * @dev Registers the contract as an implementer of the interface defined by
     * `interfaceId`. Support of the actual ERC165 interface is automatic and
     * registering its interface id is not required.
     *
     * See {IERC165-supportsInterface}.
     *
     * Requirements:
     *
     * - `interfaceId` cannot be the ERC165 invalid interface (`0xffffffff`).
     */
    function _registerInterface(bytes4 interfaceId) internal virtual {
        require(interfaceId != 0xffffffff, "ERC165: invalid interface id");
        _supportedInterfaces[interfaceId] = true;
    }
}

File 11 of 11 : IStarNFT.sol
/*
    Copyright 2021 Project Galaxy.

    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.

    SPDX-License-Identifier: Apache License, Version 2.0
*/
pragma solidity 0.7.6;

/**
 * @title IStarNFT
 * @author Galaxy Protocol
 *
 * Interface for operating with StarNFTs.
 */
interface IStarNFT {
    /* ============ Events =============== */

    /* ============ Functions ============ */

    function isOwnerOf(address, uint256) external view returns (bool);
    function getNumMinted() external view returns (uint256);
    // mint
    function mint(address account, uint256 powah) external returns (uint256);
    function mintBatch(address account, uint256 amount, uint256[] calldata powahArr) external returns (uint256[] memory);
    function burn(address account, uint256 id) external;
    function burnBatch(address account, uint256[] calldata ids) external;
}

Settings
{
  "evmVersion": "istanbul",
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

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moveMinter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"newName","type":"string"}],"name":"setName","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"newSymbol","type":"string"}],"name":"setSymbol","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"transferable","type":"bool"}],"name":"setTransferable","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"newURI","type":"string"}],"name":"setURI","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":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"transferable","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"}]

Deployed Bytecode

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Swarm Source

ipfs://e5000363c77d4f39bc54684f60cc2bf853be6c4aaf08492300912dc4294166b9
Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
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