{ "contractName": "IERC721", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "owner", "type": "address" }, { "indexed": true, "internalType": "address", "name": "approved", "type": "address" }, { "indexed": true, "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "Approval", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "owner", "type": "address" }, { "indexed": true, "internalType": "address", "name": "operator", "type": "address" }, { "indexed": false, "internalType": "bool", "name": "approved", "type": "bool" } ], "name": "ApprovalForAll", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "from", "type": "address" }, { "indexed": true, "internalType": "address", "name": "to", "type": "address" }, { "indexed": true, "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "Transfer", "type": "event" }, { "inputs": [ { "internalType": "bytes4", "name": "interfaceId", "type": "bytes4" } ], "name": "supportsInterface", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "owner", "type": "address" } ], "name": "balanceOf", "outputs": [ { "internalType": "uint256", "name": "balance", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "ownerOf", "outputs": [ { "internalType": "address", "name": "owner", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "from", "type": "address" }, { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "safeTransferFrom", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "from", "type": "address" }, { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "tokenId", "type": "uint256" }, { "internalType": "bytes", "name": "data", "type": "bytes" } ], "name": "safeTransferFrom", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "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": "to", "type": "address" }, { "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "approve", "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": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "getApproved", "outputs": [ { "internalType": "address", "name": "operator", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "owner", "type": "address" }, { "internalType": "address", "name": "operator", "type": "address" } ], "name": "isApprovedForAll", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.8.19+commit.7dd6d404\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"approved\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"operator\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"bool\",\"name\":\"approved\",\"type\":\"bool\"}],\"name\":\"ApprovalForAll\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"balance\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"getApproved\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"operator\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"operator\",\"type\":\"address\"}],\"name\":\"isApprovedForAll\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"ownerOf\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"name\":\"safeTransferFrom\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"safeTransferFrom\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"operator\",\"type\":\"address\"},{\"internalType\":\"bool\",\"name\":\"approved\",\"type\":\"bool\"}],\"name\":\"setApprovalForAll\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes4\",\"name\":\"interfaceId\",\"type\":\"bytes4\"}],\"name\":\"supportsInterface\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"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\"}],\"devdoc\":{\"details\":\"Required interface of an ERC721 compliant contract.\",\"events\":{\"Approval(address,address,uint256)\":{\"details\":\"Emitted when `owner` enables `approved` to manage the `tokenId` token.\"},\"ApprovalForAll(address,address,bool)\":{\"details\":\"Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.\"},\"Transfer(address,address,uint256)\":{\"details\":\"Emitted when `tokenId` token is transferred from `from` to `to`.\"}},\"kind\":\"dev\",\"methods\":{\"approve(address,uint256)\":{\"details\":\"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.\"},\"balanceOf(address)\":{\"details\":\"Returns the number of tokens in ``owner``'s account.\"},\"getApproved(uint256)\":{\"details\":\"Returns the account approved for `tokenId` token. Requirements: - `tokenId` must exist.\"},\"isApprovedForAll(address,address)\":{\"details\":\"Returns if the `operator` is allowed to manage all of the assets of `owner`. See {setApprovalForAll}\"},\"ownerOf(uint256)\":{\"details\":\"Returns the owner of the `tokenId` token. Requirements: - `tokenId` must exist.\"},\"safeTransferFrom(address,address,uint256)\":{\"details\":\"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.\"},\"safeTransferFrom(address,address,uint256,bytes)\":{\"details\":\"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.\"},\"setApprovalForAll(address,bool)\":{\"details\":\"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.\"},\"supportsInterface(bytes4)\":{\"details\":\"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.\"},\"transferFrom(address,address,uint256)\":{\"details\":\"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.\"}},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"@openzeppelin/contracts/token/ERC721/IERC721.sol\":\"IERC721\"},\"evmVersion\":\"paris\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":false,\"runs\":200},\"remappings\":[]},\"sources\":{\"@openzeppelin/contracts/token/ERC721/IERC721.sol\":{\"keccak256\":\"0x5bce51e11f7d194b79ea59fe00c9e8de9fa2c5530124960f29a24d4c740a3266\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://7e66dfde185df46104c11bc89d08fa0760737aa59a2b8546a656473d810a8ea4\",\"dweb:/ipfs/QmXvyqtXPaPss2PD7eqPoSao5Szm2n6UMoiG8TZZDjmChR\"]},\"@openzeppelin/contracts/utils/introspection/IERC165.sol\":{\"keccak256\":\"0x447a5f3ddc18419d41ff92b3773fb86471b1db25773e07f877f548918a185bf1\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://be161e54f24e5c6fae81a12db1a8ae87bc5ae1b0ddc805d82a1440a68455088f\",\"dweb:/ipfs/QmP7C3CHdY9urF4dEMb9wmsp1wMxHF6nhA2yQE5SKiPAdy\"]}},\"version\":1}", "bytecode": "0x", "deployedBytecode": "0x", "immutableReferences": {}, "generatedSources": [], "deployedGeneratedSources": [], "sourceMap": "", "deployedSourceMap": "", "source": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC721/IERC721.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../../utils/introspection/IERC165.sol\";\n\n/**\n * @dev Required interface of an ERC721 compliant contract.\n */\ninterface IERC721 is IERC165 {\n /**\n * @dev Emitted when `tokenId` token is transferred from `from` to `to`.\n */\n event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);\n\n /**\n * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.\n */\n event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);\n\n /**\n * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.\n */\n event ApprovalForAll(address indexed owner, address indexed operator, bool approved);\n\n /**\n * @dev Returns the number of tokens in ``owner``'s account.\n */\n function balanceOf(address owner) external view returns (uint256 balance);\n\n /**\n * @dev Returns the owner of the `tokenId` token.\n *\n * Requirements:\n *\n * - `tokenId` must exist.\n */\n function ownerOf(uint256 tokenId) external view returns (address owner);\n\n /**\n * @dev Safely transfers `tokenId` token from `from` to `to`.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `to` cannot be the zero address.\n * - `tokenId` token must exist and be owned by `from`.\n * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.\n * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\n *\n * Emits a {Transfer} event.\n */\n function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external;\n\n /**\n * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients\n * are aware of the ERC721 protocol to prevent tokens from being forever locked.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `to` cannot be the zero address.\n * - `tokenId` token must exist and be owned by `from`.\n * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}.\n * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\n *\n * Emits a {Transfer} event.\n */\n function safeTransferFrom(address from, address to, uint256 tokenId) external;\n\n /**\n * @dev Transfers `tokenId` token from `from` to `to`.\n *\n * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721\n * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must\n * understand this adds an external call which potentially creates a reentrancy vulnerability.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `to` cannot be the zero address.\n * - `tokenId` token must be owned by `from`.\n * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.\n *\n * Emits a {Transfer} event.\n */\n function transferFrom(address from, address to, uint256 tokenId) external;\n\n /**\n * @dev Gives permission to `to` to transfer `tokenId` token to another account.\n * The approval is cleared when the token is transferred.\n *\n * Only a single account can be approved at a time, so approving the zero address clears previous approvals.\n *\n * Requirements:\n *\n * - The caller must own the token or be an approved operator.\n * - `tokenId` must exist.\n *\n * Emits an {Approval} event.\n */\n function approve(address to, uint256 tokenId) external;\n\n /**\n * @dev Approve or remove `operator` as an operator for the caller.\n * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.\n *\n * Requirements:\n *\n * - The `operator` cannot be the caller.\n *\n * Emits an {ApprovalForAll} event.\n */\n function setApprovalForAll(address operator, bool approved) external;\n\n /**\n * @dev Returns the account approved for `tokenId` token.\n *\n * Requirements:\n *\n * - `tokenId` must exist.\n */\n function getApproved(uint256 tokenId) external view returns (address operator);\n\n /**\n * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.\n *\n * See {setApprovalForAll}\n */\n function isApprovedForAll(address owner, address operator) external view returns (bool);\n}\n", "sourcePath": "@openzeppelin/contracts/token/ERC721/IERC721.sol", "ast": { "absolutePath": "@openzeppelin/contracts/token/ERC721/IERC721.sol", "exportedSymbols": { "IERC165": [ 1825 ], "IERC721": [ 1042 ] }, "id": 1043, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 928, "literals": [ "solidity", "^", "0.8", ".0" ], "nodeType": "PragmaDirective", "src": "108:23:1" }, { "absolutePath": "@openzeppelin/contracts/utils/introspection/IERC165.sol", "file": "../../utils/introspection/IERC165.sol", "id": 929, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 1043, "sourceUnit": 1826, "src": "133:47:1", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [ { "baseName": { "id": 931, "name": "IERC165", "nameLocations": [ "271:7:1" ], "nodeType": "IdentifierPath", "referencedDeclaration": 1825, "src": "271:7:1" }, "id": 932, "nodeType": "InheritanceSpecifier", "src": "271:7:1" } ], "canonicalName": "IERC721", "contractDependencies": [], "contractKind": "interface", "documentation": { "id": 930, "nodeType": "StructuredDocumentation", "src": "182:67:1", "text": " @dev Required interface of an ERC721 compliant contract." }, "fullyImplemented": false, "id": 1042, "linearizedBaseContracts": [ 1042, 1825 ], "name": "IERC721", "nameLocation": "260:7:1", "nodeType": "ContractDefinition", "nodes": [ { "anonymous": false, "documentation": { "id": 933, "nodeType": "StructuredDocumentation", "src": "285:88:1", "text": " @dev Emitted when `tokenId` token is transferred from `from` to `to`." }, "eventSelector": "ddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef", "id": 941, "name": "Transfer", "nameLocation": "384:8:1", "nodeType": "EventDefinition", "parameters": { "id": 940, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 935, "indexed": true, "mutability": "mutable", "name": "from", "nameLocation": "409:4:1", "nodeType": "VariableDeclaration", "scope": 941, "src": "393:20:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 934, "name": "address", "nodeType": "ElementaryTypeName", "src": "393:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 937, "indexed": true, "mutability": "mutable", "name": "to", "nameLocation": "431:2:1", "nodeType": "VariableDeclaration", "scope": 941, "src": "415:18:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 936, "name": "address", "nodeType": "ElementaryTypeName", "src": "415:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 939, "indexed": true, "mutability": "mutable", "name": "tokenId", "nameLocation": "451:7:1", "nodeType": "VariableDeclaration", "scope": 941, "src": "435:23:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 938, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "435:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "392:67:1" }, "src": "378:82:1" }, { "anonymous": false, "documentation": { "id": 942, "nodeType": "StructuredDocumentation", "src": "466:94:1", "text": " @dev Emitted when `owner` enables `approved` to manage the `tokenId` token." }, "eventSelector": "8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925", "id": 950, "name": "Approval", "nameLocation": "571:8:1", "nodeType": "EventDefinition", "parameters": { "id": 949, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 944, "indexed": true, "mutability": "mutable", "name": "owner", "nameLocation": "596:5:1", "nodeType": "VariableDeclaration", "scope": 950, "src": "580:21:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 943, "name": "address", "nodeType": "ElementaryTypeName", "src": "580:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 946, "indexed": true, "mutability": "mutable", "name": "approved", "nameLocation": "619:8:1", "nodeType": "VariableDeclaration", "scope": 950, "src": "603:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 945, "name": "address", "nodeType": "ElementaryTypeName", "src": "603:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 948, "indexed": true, "mutability": "mutable", "name": "tokenId", "nameLocation": "645:7:1", "nodeType": "VariableDeclaration", "scope": 950, "src": "629:23:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 947, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "629:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "579:74:1" }, "src": "565:89:1" }, { "anonymous": false, "documentation": { "id": 951, "nodeType": "StructuredDocumentation", "src": "660:117:1", "text": " @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets." }, "eventSelector": "17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31", "id": 959, "name": "ApprovalForAll", "nameLocation": "788:14:1", "nodeType": "EventDefinition", "parameters": { "id": 958, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 953, "indexed": true, "mutability": "mutable", "name": "owner", "nameLocation": "819:5:1", "nodeType": "VariableDeclaration", "scope": 959, "src": "803:21:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 952, "name": "address", "nodeType": "ElementaryTypeName", "src": "803:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 955, "indexed": true, "mutability": "mutable", "name": "operator", "nameLocation": "842:8:1", "nodeType": "VariableDeclaration", "scope": 959, "src": "826:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 954, "name": "address", "nodeType": "ElementaryTypeName", "src": "826:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 957, "indexed": false, "mutability": "mutable", "name": "approved", "nameLocation": "857:8:1", "nodeType": "VariableDeclaration", "scope": 959, "src": "852:13:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 956, "name": "bool", "nodeType": "ElementaryTypeName", "src": "852:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "802:64:1" }, "src": "782:85:1" }, { "documentation": { "id": 960, "nodeType": "StructuredDocumentation", "src": "873:76:1", "text": " @dev Returns the number of tokens in ``owner``'s account." }, "functionSelector": "70a08231", "id": 967, "implemented": false, "kind": "function", "modifiers": [], "name": "balanceOf", "nameLocation": "963:9:1", "nodeType": "FunctionDefinition", "parameters": { "id": 963, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 962, "mutability": "mutable", "name": "owner", "nameLocation": "981:5:1", "nodeType": "VariableDeclaration", "scope": 967, "src": "973:13:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 961, "name": "address", "nodeType": "ElementaryTypeName", "src": "973:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "972:15:1" }, "returnParameters": { "id": 966, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 965, "mutability": "mutable", "name": "balance", "nameLocation": "1019:7:1", "nodeType": "VariableDeclaration", "scope": 967, "src": "1011:15:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 964, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1011:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "1010:17:1" }, "scope": 1042, "src": "954:74:1", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "documentation": { "id": 968, "nodeType": "StructuredDocumentation", "src": "1034:131:1", "text": " @dev Returns the owner of the `tokenId` token.\n Requirements:\n - `tokenId` must exist." }, "functionSelector": "6352211e", "id": 975, "implemented": false, "kind": "function", "modifiers": [], "name": "ownerOf", "nameLocation": "1179:7:1", "nodeType": "FunctionDefinition", "parameters": { "id": 971, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 970, "mutability": "mutable", "name": "tokenId", "nameLocation": "1195:7:1", "nodeType": "VariableDeclaration", "scope": 975, "src": "1187:15:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 969, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1187:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "1186:17:1" }, "returnParameters": { "id": 974, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 973, "mutability": "mutable", "name": "owner", "nameLocation": "1235:5:1", "nodeType": "VariableDeclaration", "scope": 975, "src": "1227:13:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 972, "name": "address", "nodeType": "ElementaryTypeName", "src": "1227:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "1226:15:1" }, "scope": 1042, "src": "1170:72:1", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "documentation": { "id": 976, "nodeType": "StructuredDocumentation", "src": "1248:556:1", "text": " @dev Safely transfers `tokenId` token from `from` to `to`.\n Requirements:\n - `from` cannot be the zero address.\n - `to` cannot be the zero address.\n - `tokenId` token must exist and be owned by `from`.\n - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.\n - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\n Emits a {Transfer} event." }, "functionSelector": "b88d4fde", "id": 987, "implemented": false, "kind": "function", "modifiers": [], "name": "safeTransferFrom", "nameLocation": "1818:16:1", "nodeType": "FunctionDefinition", "parameters": { "id": 985, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 978, "mutability": "mutable", "name": "from", "nameLocation": "1843:4:1", "nodeType": "VariableDeclaration", "scope": 987, "src": "1835:12:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 977, "name": "address", "nodeType": "ElementaryTypeName", "src": "1835:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 980, "mutability": "mutable", "name": "to", "nameLocation": "1857:2:1", "nodeType": "VariableDeclaration", "scope": 987, "src": "1849:10:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 979, "name": "address", "nodeType": "ElementaryTypeName", "src": "1849:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 982, "mutability": "mutable", "name": "tokenId", "nameLocation": "1869:7:1", "nodeType": "VariableDeclaration", "scope": 987, "src": "1861:15:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 981, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1861:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 984, "mutability": "mutable", "name": "data", "nameLocation": "1893:4:1", "nodeType": "VariableDeclaration", "scope": 987, "src": "1878:19:1", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 983, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "1878:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "visibility": "internal" } ], "src": "1834:64:1" }, "returnParameters": { "id": 986, "nodeType": "ParameterList", "parameters": [], "src": "1907:0:1" }, "scope": 1042, "src": "1809:99:1", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "documentation": { "id": 988, "nodeType": "StructuredDocumentation", "src": "1914:687:1", "text": " @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients\n are aware of the ERC721 protocol to prevent tokens from being forever locked.\n Requirements:\n - `from` cannot be the zero address.\n - `to` cannot be the zero address.\n - `tokenId` token must exist and be owned by `from`.\n - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}.\n - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\n Emits a {Transfer} event." }, "functionSelector": "42842e0e", "id": 997, "implemented": false, "kind": "function", "modifiers": [], "name": "safeTransferFrom", "nameLocation": "2615:16:1", "nodeType": "FunctionDefinition", "parameters": { "id": 995, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 990, "mutability": "mutable", "name": "from", "nameLocation": "2640:4:1", "nodeType": "VariableDeclaration", "scope": 997, "src": "2632:12:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 989, "name": "address", "nodeType": "ElementaryTypeName", "src": "2632:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 992, "mutability": "mutable", "name": "to", "nameLocation": "2654:2:1", "nodeType": "VariableDeclaration", "scope": 997, "src": "2646:10:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 991, "name": "address", "nodeType": "ElementaryTypeName", "src": "2646:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 994, "mutability": "mutable", "name": "tokenId", "nameLocation": "2666:7:1", "nodeType": "VariableDeclaration", "scope": 997, "src": "2658:15:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 993, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2658:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "2631:43:1" }, "returnParameters": { "id": 996, "nodeType": "ParameterList", "parameters": [], "src": "2683:0:1" }, "scope": 1042, "src": "2606:78:1", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "documentation": { "id": 998, "nodeType": "StructuredDocumentation", "src": "2690:732:1", "text": " @dev Transfers `tokenId` token from `from` to `to`.\n WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721\n or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must\n understand this adds an external call which potentially creates a reentrancy vulnerability.\n Requirements:\n - `from` cannot be the zero address.\n - `to` cannot be the zero address.\n - `tokenId` token must be owned by `from`.\n - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.\n Emits a {Transfer} event." }, "functionSelector": "23b872dd", "id": 1007, "implemented": false, "kind": "function", "modifiers": [], "name": "transferFrom", "nameLocation": "3436:12:1", "nodeType": "FunctionDefinition", "parameters": { "id": 1005, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1000, "mutability": "mutable", "name": "from", "nameLocation": "3457:4:1", "nodeType": "VariableDeclaration", "scope": 1007, "src": "3449:12:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 999, "name": "address", "nodeType": "ElementaryTypeName", "src": "3449:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 1002, "mutability": "mutable", "name": "to", "nameLocation": "3471:2:1", "nodeType": "VariableDeclaration", "scope": 1007, "src": "3463:10:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1001, "name": "address", "nodeType": "ElementaryTypeName", "src": "3463:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 1004, "mutability": "mutable", "name": "tokenId", "nameLocation": "3483:7:1", "nodeType": "VariableDeclaration", "scope": 1007, "src": "3475:15:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1003, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3475:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "3448:43:1" }, "returnParameters": { "id": 1006, "nodeType": "ParameterList", "parameters": [], "src": "3500:0:1" }, "scope": 1042, "src": "3427:74:1", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "documentation": { "id": 1008, "nodeType": "StructuredDocumentation", "src": "3507:452:1", "text": " @dev Gives permission to `to` to transfer `tokenId` token to another account.\n The approval is cleared when the token is transferred.\n Only a single account can be approved at a time, so approving the zero address clears previous approvals.\n Requirements:\n - The caller must own the token or be an approved operator.\n - `tokenId` must exist.\n Emits an {Approval} event." }, "functionSelector": "095ea7b3", "id": 1015, "implemented": false, "kind": "function", "modifiers": [], "name": "approve", "nameLocation": "3973:7:1", "nodeType": "FunctionDefinition", "parameters": { "id": 1013, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1010, "mutability": "mutable", "name": "to", "nameLocation": "3989:2:1", "nodeType": "VariableDeclaration", "scope": 1015, "src": "3981:10:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1009, "name": "address", "nodeType": "ElementaryTypeName", "src": "3981:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 1012, "mutability": "mutable", "name": "tokenId", "nameLocation": "4001:7:1", "nodeType": "VariableDeclaration", "scope": 1015, "src": "3993:15:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1011, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3993:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "3980:29:1" }, "returnParameters": { "id": 1014, "nodeType": "ParameterList", "parameters": [], "src": "4018:0:1" }, "scope": 1042, "src": "3964:55:1", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "documentation": { "id": 1016, "nodeType": "StructuredDocumentation", "src": "4025:309:1", "text": " @dev Approve or remove `operator` as an operator for the caller.\n Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.\n Requirements:\n - The `operator` cannot be the caller.\n Emits an {ApprovalForAll} event." }, "functionSelector": "a22cb465", "id": 1023, "implemented": false, "kind": "function", "modifiers": [], "name": "setApprovalForAll", "nameLocation": "4348:17:1", "nodeType": "FunctionDefinition", "parameters": { "id": 1021, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1018, "mutability": "mutable", "name": "operator", "nameLocation": "4374:8:1", "nodeType": "VariableDeclaration", "scope": 1023, "src": "4366:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1017, "name": "address", "nodeType": "ElementaryTypeName", "src": "4366:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 1020, "mutability": "mutable", "name": "approved", "nameLocation": "4389:8:1", "nodeType": "VariableDeclaration", "scope": 1023, "src": "4384:13:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 1019, "name": "bool", "nodeType": "ElementaryTypeName", "src": "4384:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "4365:33:1" }, "returnParameters": { "id": 1022, "nodeType": "ParameterList", "parameters": [], "src": "4407:0:1" }, "scope": 1042, "src": "4339:69:1", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "documentation": { "id": 1024, "nodeType": "StructuredDocumentation", "src": "4414:139:1", "text": " @dev Returns the account approved for `tokenId` token.\n Requirements:\n - `tokenId` must exist." }, "functionSelector": "081812fc", "id": 1031, "implemented": false, "kind": "function", "modifiers": [], "name": "getApproved", "nameLocation": "4567:11:1", "nodeType": "FunctionDefinition", "parameters": { "id": 1027, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1026, "mutability": "mutable", "name": "tokenId", "nameLocation": "4587:7:1", "nodeType": "VariableDeclaration", "scope": 1031, "src": "4579:15:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1025, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4579:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "4578:17:1" }, "returnParameters": { "id": 1030, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1029, "mutability": "mutable", "name": "operator", "nameLocation": "4627:8:1", "nodeType": "VariableDeclaration", "scope": 1031, "src": "4619:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1028, "name": "address", "nodeType": "ElementaryTypeName", "src": "4619:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "4618:18:1" }, "scope": 1042, "src": "4558:79:1", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "documentation": { "id": 1032, "nodeType": "StructuredDocumentation", "src": "4643:138:1", "text": " @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.\n See {setApprovalForAll}" }, "functionSelector": "e985e9c5", "id": 1041, "implemented": false, "kind": "function", "modifiers": [], "name": "isApprovedForAll", "nameLocation": "4795:16:1", "nodeType": "FunctionDefinition", "parameters": { "id": 1037, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1034, "mutability": "mutable", "name": "owner", "nameLocation": "4820:5:1", "nodeType": "VariableDeclaration", "scope": 1041, "src": "4812:13:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1033, "name": "address", "nodeType": "ElementaryTypeName", "src": "4812:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 1036, "mutability": "mutable", "name": "operator", "nameLocation": "4835:8:1", "nodeType": "VariableDeclaration", "scope": 1041, "src": "4827:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1035, "name": "address", "nodeType": "ElementaryTypeName", "src": "4827:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "4811:33:1" }, "returnParameters": { "id": 1040, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1039, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 1041, "src": "4868:4:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 1038, "name": "bool", "nodeType": "ElementaryTypeName", "src": "4868:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "4867:6:1" }, "scope": 1042, "src": "4786:88:1", "stateMutability": "view", "virtual": false, "visibility": "external" } ], "scope": 1043, "src": "250:4626:1", "usedErrors": [] } ], "src": "108:4769:1" }, "compiler": { "name": "solc", "version": "0.8.19+commit.7dd6d404.Emscripten.clang" }, "networks": {}, "schemaVersion": "3.4.13", "updatedAt": "2023-06-04T09:28:33.983Z", "devdoc": { "details": "Required interface of an ERC721 compliant contract.", "events": { "Approval(address,address,uint256)": { "details": "Emitted when `owner` enables `approved` to manage the `tokenId` token." }, "ApprovalForAll(address,address,bool)": { "details": "Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets." }, "Transfer(address,address,uint256)": { "details": "Emitted when `tokenId` token is transferred from `from` to `to`." } }, "kind": "dev", "methods": { "approve(address,uint256)": { "details": "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." }, "balanceOf(address)": { "details": "Returns the number of tokens in ``owner``'s account." }, "getApproved(uint256)": { "details": "Returns the account approved for `tokenId` token. Requirements: - `tokenId` must exist." }, "isApprovedForAll(address,address)": { "details": "Returns if the `operator` is allowed to manage all of the assets of `owner`. See {setApprovalForAll}" }, "ownerOf(uint256)": { "details": "Returns the owner of the `tokenId` token. Requirements: - `tokenId` must exist." }, "safeTransferFrom(address,address,uint256)": { "details": "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." }, "safeTransferFrom(address,address,uint256,bytes)": { "details": "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." }, "setApprovalForAll(address,bool)": { "details": "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." }, "supportsInterface(bytes4)": { "details": "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." }, "transferFrom(address,address,uint256)": { "details": "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." } }, "version": 1 }, "userdoc": { "kind": "user", "methods": {}, "version": 1 } }