{
    "Function": "_msgSender",
    "File": "contracts/ERC20MetaTxUpgradeable.sol",
    "Parent Contracts": [
        "node_modules/@openzeppelin/contracts-upgradeable/utils/cryptography/EIP712Upgradeable.sol",
        "node_modules/@openzeppelin/contracts/interfaces/IERC5267.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol",
        "node_modules/@openzeppelin/contracts/interfaces/draft-IERC6093.sol",
        "node_modules/@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol",
        "node_modules/@openzeppelin/contracts/token/ERC20/IERC20.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [
        "calldatasize()",
        "calldataload(uint256)",
        "_msgSender",
        "isTrustedForwarder"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function _msgSender() internal view virtual override returns (address sender) {\n        if (isTrustedForwarder(msg.sender)) {\n            assembly {\n                sender := shr(96, calldataload(sub(calldatasize(), 20)))\n            }\n        } else {\n            return super._msgSender();\n        }\n    }"
}