{
    "Function": "balanceOf",
    "File": "contracts/lib/openzeppelin-contracts/contracts/token/ERC721/ERC721.sol",
    "Parent Contracts": [
        "contracts/lib/openzeppelin-contracts/contracts/token/ERC721/extensions/IERC721Metadata.sol",
        "contracts/lib/openzeppelin-contracts/contracts/token/ERC721/IERC721.sol",
        "contracts/lib/openzeppelin-contracts/contracts/utils/introspection/ERC165.sol",
        "contracts/lib/openzeppelin-contracts/contracts/utils/introspection/IERC165.sol",
        "contracts/lib/openzeppelin-contracts/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [
        "require(bool,string)"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function balanceOf(address owner) public view virtual override returns (uint256) {\n        require(owner != address(0), \"ERC721: address zero is not a valid owner\");\n        return _balances[owner];\n    }"
}