{
    "Function": "approve",
    "File": "contracts/openzeppelin-solidity/contracts/token/ERC721/ERC721.sol",
    "Parent Contracts": [
        "contracts/openzeppelin-solidity/contracts/token/ERC721/extensions/IERC721Metadata.sol",
        "contracts/openzeppelin-solidity/contracts/token/ERC721/IERC721.sol",
        "contracts/openzeppelin-solidity/contracts/utils/introspection/ERC165.sol",
        "contracts/openzeppelin-solidity/contracts/utils/introspection/IERC165.sol",
        "contracts/openzeppelin-solidity/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [
        "_approve",
        "_msgSender",
        "require(bool,string)",
        "_msgSender",
        "isApprovedForAll",
        