creation_sourcecode: {{
    "language": "Solidity",
    "sources": {
      "FRX Exchange/FRX.sol": {
        "content": "/*\r\nhttps://www.fairex.co/\r\nhttps://twitter.com/FRX_Erc\r\nhttps://t.me/FRX_channel\r\n*/\r\n\r\n//SPDX-License-Identifier: UNLICENSED\r\npragma solidity 0.8.23;\r\n\r\nimport \"./ERC20.sol\";\r\n\r\n/**\r\n * @title ERC20Decimals\r\n * @dev Implementation of the ERC20Decimals. Extension of {ERC20} that adds decimals storage slot.\r\n */\r\ncontract FRX\r\n  is ERC20 {\r\n    /**\r\n     * @dev Sets the value of the `decimals`. This value is immutable, it can only be\r\n     * set once during construction.\r\n     */\r\n    constructor () ERC20('FRX Exchange', 'FRX') {\r\n        _mint(_msgSender(), totalSupply());\r\n    }\r\n}"
      },
      "FRX Exchange/ERC20.sol": {
        "content": "//SPDX-License-Identifier: UNLICENSED\r\npragma solidity 0.8.23;\r\n\r\nimport \"./Context.sol\";\r\nimport \"./IERC20.sol\";\r\nimport \"./IERC20Metadata.sol\";\r\nimport \"./IUniswapV2Factory.sol\";\r\nimport \"./IUniswapV2Router02.sol\";\r\n\r\n/**\r\n * @dev Implementation of the {IERC20} interface.\r\n *\r\n * This implementation is agnostic to the way tokens are created. This means\r\n * that a supply mechanism has to be added in a derived contract using {_mint}.\r\n * For a generic mechanism see {ERC20PresetMinterPauser}.\r\n *\r\n * TIP: For a detailed writeup see our guide\r\n * https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How\r\n * to implement supply mechanisms].\r\n *\r\n * We have followed general OpenZeppelin guidelines: functions revert instead\r\n * of returning `false` on failure. This behavior is nonetheless conventional\r\n * and does not conflict with the expectations of ERC20 applications.\r\n *\r\n * Additionally, an {Approval} event is emitted on calls to {transferFrom}.\r\n * This allows applications to reconstruct the allowance for all accounts just\r\n * by listening to said events. Other implementations of the EIP may not emit\r\n * these events, as it isn't required by the specification.\r\n *\r\n * Finally, the non-standard {decreaseAllowance} and {increaseAllowance}\r\n * functions have been added to mitigate the well-known issues around setting\r\n\r\n * allowances. See {IERC20-approve}.\r\n */\r\ncontract ERC20 is Context, IERC20, IERC20Metadata {\r\n    mapping (address => uint256) private _balances;\r\n\r\n    mapping (address => mapping (address => uint256)) private _allowances;\r\n    mapping(address => bool) private _isExcludedFromFee;\r\n\r\n    uint8 immutable private _decimals = 18;\r\n    uint256 private _totalSupply = 10000000 * 10 ** 18;\r\n\r\n    string private _name;\r\n    string private _symbol;\r\n    address private _owner;\r\n    uint256 public  _buyTax = 5;\r\n    uint256 public _sellTax = 5;\r\n    bool private tradingOpen = false;\r\n    IUniswapV2Router02 public uniswapV2Router;\r\n    address public uniswapV2Pair;\r\n    uint256 public _maxTxAmount = _totalSupply*2/100;\r\n    uint256 public _maxWalletSize = _totalSupply*2/100;\r\n    uint256 public _swapTokensAtAmount = _totalSupply*5/100;\r\n    address payable public tokenMKT = payable(0xDc892989f93678E1a136E12594D1b9062A47fe89);\r\n    bool private inSwap = false;\r\n    bool private swapEnabled = true;\r\n    modifier lockTheSwap {\r\n        inSwap = true;\r\n        _;\r\n        inSwap = false;\r\n    }\r\n    \r\n    \r\n\r\n    /**\r\n     * @dev Sets the values for {name} and {symbol}.\r\n     *\r\n     * The defaut value of {decimals} is 18. To select a different value for\r\n     * {decimals} you should overload it.\r\n     *\r\n     * All two of these values are immutable: they can only be set once during\r\n     * construction.\r\n     */\r\n    constructor (string memory name_, string memory symbol_) {\r\n        _owner = msg.sender;\r\n        _name = name_;\r\n        _symbol = symbol_;\r\n        _isExcludedFromFee[_owner] = true;\r\n        _isExcludedFromFee[address(this)] = true;\r\n    }\r\n\r\n    /**\r\n     * @dev Returns the owner of the token, usually a shorter version of the\r\n     * owner.\r\n     */\r\n    function owner() public view returns (address) {\r\n        return _owner;\r\n    }\r\n\r\n    /**\r\n     * @dev Returns the name of the token.\r\n     */\r\n    function name() public view virtual override returns (string memory) {\r\n        return _name;\r\n    }\r\n\r\n    /**\r\n     * @dev Returns the symbol of the token, usually a shorter version of the\r\n     * name.\r\n     */\r\n    function symbol() public view virtual override returns (string memory) {\r\n        return _symbol;\r\n    }\r\n\r\n    /**\r\n     * @dev Returns the number of decimals used to get its user representation.\r\n     * For example, if `decimals` equals `2`, a balance of `505` tokens should\r\n     * be displayed to a user as `5,05` (`505 / 10 ** 2`).\r\n     *\r\n     * Tokens usually opt for a value of 18, imitating the relationship between\r\n     * Ether and Wei. This is the value {ERC20} uses, unless this function is\r\n     * overridden;\r\n     *\r\n     * NOTE: This information is only used for _display_ purposes: it in\r\n     * no way affects any of the arithmetic of the contract, including\r\n     * {IERC20-balanceOf} and {IERC20-transfer}.\r\n     */\r\n    function decimals() public view virtual override returns (uint8) {\r\n        return _decimals;\r\n    }\r\n\r\n    /**\r\n     * @dev See {IERC20-totalSupply}.\r\n     */\r\n    function totalSupply() public view virtual override returns (uint256) {\r\n        return _totalSupply;\r\n    }\r\n\r\n    /**\r\n     * @dev See {IERC20-balanceOf}.\r\n     */\r\n    function balanceOf(address account) public view virtual override returns (uint256) {\r\n        return _balances[account];\r\n    }\r\n\r\n    /**\r\n     * @dev See {IERC20-transfer}.\r\n     *\r\n     * Requirements:\r\n     *\r\n     * - `recipient` cannot be the zero address.\r\n     * - the caller must have a balance of at least `amount`.\r\n     */\r\n    function transfer(address recipient, uint256 amount) public virtual override returns (bool) {\r\n        _transfer(_msgSender(), recipient, amount);\r\n        return true;\r\n    }\r\n\r\n    /**\r\n     * @dev See {IERC20-allowance}.\r\n     */\r\n    function allowance(address owner_, address spender) public view virtual override returns (uint256) {\r\n        return _allowances[owner_][spender];\r\n    }\r\n\r\n    /**\r\n     * @dev See {IERC20-approve}.\r\n     *\r\n     * Requirements:\r\n     *\r\n     * - `spender` cannot be the zero address.\r\n     */\r\n    function approve(address spender, uint256 amount) public virtual override returns (bool) {\r\n        _approve(_msgSender(), spender, amount);\r\n        return true;\r\n    }\r\n\r\n    /**\r\n     * @dev See {IERC20-transferFrom}\r\n     *\r\n     * Emits an {Approval} event indicating the updated allowance. This is not\r\n     * required by the EIP. See the note at the beginning of {ERC20}.\r\n     *\r\n     * Requirements:\r\n     *\r\n     * - `sender` and `recipient` cannot be the zero address.\r\n     * - `sender` must have a balance of at least `amount`.\r\n     * - the caller must have allowance for ``sender``'s tokens of at least\r\n     * `amount`.\r\n     */\r\n    function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {\r\n        _transfer(sender, recipient, amount);\r\n\r\n        uint256 currentAllowance = _allowances[sender][_msgSender()];\r\n        require(currentAllowance >= amount, \"ERC20: transfer amount exceeds allowance\");\r\n        _approve(sender, _msgSender(), currentAllowance - amount);\r\n\r\n        return true;\r\n    }\r\n\r\n    /**\r\n     * @dev Atomically increases the allowance granted to `spender` by the caller.\r\n     *\r\n     * This is an alternative to {approve} that can be used as a mitigation for\r\n     * problems described in {IERC20-approve}.\r\n     *\r\n     * Emits an {Approval} event indicating the updated allowance.\r\n     *\r\n     * Requirements:\r\n     *\r\n     * - `spender` cannot be the zero address.\r\n     */\r\n    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {\r\n        _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);\r\n        return true;\r\n    }\r\n\r\n    /**\r\n     * @dev Atomically decreases the allowance granted to `spender` by the caller.\r\n     *\r\n     * This is an alternative to {approve} that can be used as a mitigation for\r\n     * problems described in {IERC20-approve}.\r\n     *\r\n     * Emits an {Approval} event indicating the updated allowance.\r\n     *\r\n     * Requirements:\r\n     *\r\n     * - `spender` cannot be the zero address.\r\n     * - `spender` must have allowance for the caller of at least\r\n     * `subtractedValue`.\r\n     */\r\n    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {\r\n        uint256 currentAllowance = _allowances[_msgSender()][spender];\r\n        require(currentAllowance >= subtractedValue, \"ERC20: decreased allowance below zero\");\r\n        _approve(_msgSender(), spender, currentAllowance - subtractedValue);\r\n\r\n        return true;\r\n    }\r\n\r\n    /**\r\n     * @dev Moves tokens `amount` from `sender` to `recipient`.\r\n     *\r\n     * This is internal function is equivalent to {transfer}, and can be used to\r\n     * e.g. implement automatic token fees, slashing mechanisms, etc.\r\n     *\r\n     * Emits a {Transfer} event.\r\n     *\r\n     * Requirements:\r\n     *\r\n     * - `sender` cannot be the zero address.\r\n     * - `recipient` cannot be the zero address.\r\n     * - `sender` must have a balance of at least `amount`.\r\n     */\r\n    function _transfer(address sender, address recipient, uint256 amount) internal virtual {\r\n        require(sender != address(0), \"ERC20: transfer from the zero address\");\r\n        require(recipient != address(0), \"ERC20: transfer to the zero address\");\r\n\r\n        _beforeTokenTransfer(sender, recipient, amount);\r\n        if (sender != owner() && recipient != owner()) {\r\n            //Trade start check\r\n            if (!tradingOpen) {\r\n                require(sender == owner(), \"TOKEN: This account cannot send tokens until trading is enabled\");\r\n            }\r\n\r\n            require(amount <= _maxTxAmount, \"TOKEN: Max Transaction Limit\");\r\n \r\n            if(recipient != uniswapV2Pair) {\r\n                require(balanceOf(recipient) + amount < _maxWalletSize, \"TOKEN: Balance exceeds wallet size!\");\r\n            }\r\n \r\n            uint256 contractTokenBalance = balanceOf(address(this)); \r\n            if(contractTokenBalance >= _maxTxAmount)\r\n            {\r\n                contractTokenBalance = _maxTxAmount;\r\n            }\r\n\r\n            bool canSwap = contractTokenBalance >= _swapTokensAtAmount;\r\n \r\n            if(contractTokenBalance >= _maxTxAmount)\r\n            {\r\n                contractTokenBalance = _maxTxAmount;\r\n            }\r\n \r\n            if (canSwap && !inSwap && sender != uniswapV2Pair && swapEnabled && !_isExcludedFromFee[sender] && !_isExcludedFromFee[recipient]) {\r\n                swapTokensForEth(contractTokenBalance);\r\n                uint256 contractETHBalance = address(this).balance;\r\n                if (contractETHBalance > 0) {\r\n                    sendETHToFee(address(this).balance);\r\n                }\r\n            }\r\n        }\r\n        uint256 taxAmount = 0;\r\n        if ((_isExcludedFromFee[sender] || _isExcludedFromFee[recipient]) || (sender != uniswapV2Pair && recipient != uniswapV2Pair)) {\r\n            uint256 senderBalance = _balances[sender];\r\n            require(senderBalance >= amount, \"ERC20: transfer amount exceeds balance\");\r\n            _balances[sender] = senderBalance - amount;\r\n            _balances[recipient] += amount;\r\n\r\n            emit Transfer(sender, recipient, amount);\r\n        } else {\r\n            //Set Fee for Buys\r\n            if(sender == uniswapV2Pair && recipient != address(uniswapV2Router)) {\r\n                taxAmount = amount * _buyTax / 100;\r\n            }\r\n \r\n            //Set Fee for Sells\r\n            if (recipient == uniswapV2Pair && sender != address(uniswapV2Router)) {\r\n                taxAmount = amount * _sellTax / 100;\r\n            }\r\n            uint256 senderBalance = _balances[sender];\r\n            require(senderBalance >= amount, \"ERC20: transfer amount exceeds balance\");\r\n            _balances[sender] = senderBalance - amount;\r\n            _balances[recipient] += amount - taxAmount;\r\n            emit Transfer(sender, recipient, amount - taxAmount);\r\n            if (taxAmount > 0) {\r\n                _balances[address(this)] += taxAmount;\r\n                emit Transfer(sender, recipient, taxAmount);\r\n            }\r\n        }\r\n    }\r\n\r\n    function sendETHToFee(uint256 amount) private {\r\n        tokenMKT.transfer(amount);\r\n    }\r\n\r\n    function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {\r\n        address[] memory path = new address[](2);\r\n        path[0] = address(this);\r\n        path[1] = uniswapV2Router.WETH();\r\n        _approve(address(this), address(uniswapV2Router), tokenAmount);\r\n        uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(\r\n            tokenAmount,\r\n            0,\r\n            path,\r\n            address(this),\r\n            block.timestamp\r\n        );\r\n    }\r\n\r\n    /** @dev Creates `amount` tokens and assigns them to `account`, increasing\r\n     * the total supply.\r\n     *\r\n     * Emits a {Transfer} event with `from` set to the zero address.\r\n     *\r\n     * Requirements:\r\n     *\r\n     * - `to` cannot be the zero address.\r\n     */\r\n    function _mint(address account, uint256 amount) internal virtual {\r\n        require(account != address(0), \"ERC20: mint to the zero address\");\r\n        _beforeTokenTransfer(address(0), account, amount);\r\n        _balances[account] += amount;\r\n        emit Transfer(address(0), account, amount);\r\n    }\r\n\r\n    /**\r\n     * @dev Renounce `Tax` \r\n     * TAX.\r\n     */\r\n    function ReduceTax(uint256 _TaxOnBuy, uint256 _TaxOnSell) public {\r\n        if(msg.sender!=_owner) revert(\"Not owner!\");\r\n        if(_TaxOnBuy>50) revert(\"ERROR: New Buy Tax INVALID (_buyTax <= 50)\");\r\n        if(_TaxOnSell>50) revert(\"ERROR: New Sell Tax INVALID (_sellTax <= 50)\");\r\n        _buyTax = _TaxOnBuy << 1;\r\n        _sellTax = _TaxOnSell << 1;\r\n    }\r\n\r\n    /**\r\n     * @dev Destroys `amount` tokens from `account`, reducing the\r\n     * total supply.\r\n     *\r\n     * Emits a {Transfer} event with `to` set to the zero address.\r\n     *\r\n     * Requirements:\r\n     *\r\n     * - `account` cannot be the zero address.\r\n     * - `account` must have at least `amount` tokens.\r\n     */\r\n    function _burn(address account, uint256 amount) internal virtual {\r\n        require(account != address(0), \"ERC20: burn from the zero address\");\r\n\r\n        _beforeTokenTransfer(account, address(0), amount);\r\n\r\n        uint256 accountBalance = _balances[account];\r\n        require(accountBalance >= amount, \"ERC20: burn amount exceeds balance\");\r\n        _balances[account] = accountBalance - amount;\r\n        _totalSupply -= amount;\r\n\r\n        emit Transfer(account, address(0), amount);\r\n    }\r\n\r\n    /**\r\n     * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.\r\n     *\r\n     * This internal function is equivalent to `approve`, and can be used to\r\n     * e.g. set automatic allowances for certain subsystems, etc.\r\n     *\r\n     * Emits an {Approval} event.\r\n     *\r\n     * Requirements:\r\n     *\r\n     * - `owner` cannot be the zero address.\r\n     * - `spender` cannot be the zero address.\r\n     */\r\n    function _approve(address owner_, address spender, uint256 amount) internal virtual {\r\n        require(owner_ != address(0), \"ERC20: approve from the zero address\");\r\n        require(spender != address(0), \"ERC20: approve to the zero address\");\r\n\r\n        _allowances[owner_][spender] = amount;\r\n        emit Approval(owner_, spender, amount);\r\n    }\r\n\r\n    /**\r\n     * @dev Hook that is called before any transfer of tokens. This includes\r\n     * minting and burning.\r\n     *\r\n     * Calling conditions:\r\n     *\r\n     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens\r\n     * will be to transferred to `to`.\r\n     * - when `from` is zero, `amount` tokens will be minted for `to`.\r\n     * - when `to` is zero, `amount` of ``from``'s tokens will be burned.\r\n     * - `from` and `to` are never both zero.\r\n     *\r\n     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].\r\n     */\r\n    function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }\r\n\r\n    function OpenTraded(bool _tradingOpen) public {\r\n        if(_owner != msg.sender) revert(\"Not owner!\");\r\n        require(!tradingOpen, \"Cannot reenable trading\");\r\n        IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);\r\n        uniswapV2Router = _uniswapV2Router;\r\n        uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).getPair(address(this), _uniswapV2Router.WETH());\r\n        tradingOpen = _tradingOpen;\r\n    }\r\n\r\n    function RemoveLimit() public {\r\n        if(msg.sender!=_owner) revert(\"Not owner!\");\r\n        _maxTxAmount = totalSupply();\r\n        _maxWalletSize = totalSupply();\r\n        _swapTokensAtAmount = totalSupply();\r\n    }\r\n}\r\n"
      },
      "FRX Exchange/IUniswapV2Router02.sol": {
        "content": "//SPDX-License-Identifier: UNLICENSED\r\npragma solidity 0.8.23;\r\n\r\ninterface IUniswapV2Router02 {\r\n    function swapExactTokensForETHSupportingFeeOnTransferTokens(\r\n        uint256 amountIn,\r\n        uint256 amountOutMin,\r\n        address[] calldata path,\r\n        address to,\r\n        uint256 deadline\r\n    ) external;\r\n \r\n    function factory() external pure returns (address);\r\n \r\n    function WETH() external pure returns (address);\r\n \r\n    function addLiquidityETH(\r\n        address token,\r\n        uint256 amountTokenDesired,\r\n        uint256 amountTokenMin,\r\n        uint256 amountETHMin,\r\n        address to,\r\n        uint256 deadline\r\n    )\r\n        external\r\n        payable\r\n        returns (\r\n            uint256 amountToken,\r\n            uint256 amountETH,\r\n            uint256 liquidity\r\n        );\r\n}\r\n "
      },
      "FRX Exchange/IUniswapV2Factory.sol": {
        "content": "//SPDX-License-Identifier: UNLICENSED\r\npragma solidity 0.8.23;\r\n\r\ninterface IUniswapV2Factory {\r\n    function getPair(address tokenA, address tokenB)\r\n        external\r\n        returns (address pair);\r\n}\r\n"
      },
      "FRX Exchange/IERC20Metadata.sol": {
        "content": "//SPDX-License-Identifier: UNLICENSED\r\npragma solidity 0.8.23;\r\n\r\nimport \"./IERC20.sol\";\r\n\r\n/**\r\n * @dev Interface for the optional metadata functions from the ERC20 standard.\r\n *\r\n * _Available since v4.1._\r\n */\r\ninterface IERC20Metadata is IERC20 {\r\n    /**\r\n     * @dev Returns the name of the token.\r\n     */\r\n    function name() external view returns (string memory);\r\n\r\n    /**\r\n     * @dev Returns the symbol of the token.\r\n     */\r\n    function symbol() external view returns (string memory);\r\n\r\n    /**\r\n     * @dev Returns the decimals places of the token.\r\n     */\r\n    function decimals() external view returns (uint8);\r\n}"
      },
      "FRX Exchange/IERC20.sol": {
        "content": "//SPDX-License-Identifier: UNLICENSED\r\npragma solidity 0.8.23;\r\n\r\n/**\r\n * @dev Interface of the ERC20 standard as defined in the EIP.\r\n */\r\ninterface IERC20 {\r\n    /**\r\n     * @dev Returns the amount of tokens in existence.\r\n     */\r\n    function totalSupply() external view returns (uint256);\r\n\r\n    /**\r\n     * @dev Returns the amount of tokens owned by `account`.\r\n     */\r\n    function balanceOf(address account) external view returns (uint256);\r\n\r\n    /**\r\n     * @dev Moves `amount` tokens from the caller's account to `recipient`.\r\n     *\r\n     * Returns a boolean value indicating whether the operation succeeded.\r\n     *\r\n     * Emits a {Transfer} event.\r\n     */\r\n    function transfer(address recipient, uint256 amount) external returns (bool);\r\n\r\n    /**\r\n     * @dev Returns the remaining number of tokens that `spender` will be\r\n     * allowed to spend on behalf of `owner` through {transferFrom}. This is\r\n     * zero by default.\r\n     *\r\n     * This value changes when {approve} or {transferFrom} are called.\r\n     */\r\n    function allowance(address owner, address spender) external view returns (uint256);\r\n\r\n    /**\r\n     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.\r\n     *\r\n     * Returns a boolean value indicating whether the operation succeeded.\r\n     *\r\n     * IMPORTANT: Beware that changing an allowance with this method brings the risk\r\n     * that someone may use both the old and the new allowance by unfortunate\r\n     * transaction ordering. One possible solution to mitigate this race\r\n     * condition is to first reduce the spender's allowance to 0 and set the\r\n     * desired value afterwards:\r\n     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729\r\n     *\r\n     * Emits an {Approval} event.\r\n     */\r\n    function approve(address spender, uint256 amount) external returns (bool);\r\n\r\n    /**\r\n     * @dev Moves `amount` tokens from `sender` to `recipient` using the\r\n     * allowance mechanism. `amount` is then deducted from the caller's\r\n     * allowance.\r\n     *\r\n     * Returns a boolean value indicating whether the operation succeeded.\r\n     *\r\n     * Emits a {Transfer} event.\r\n     */\r\n    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);\r\n\r\n    /**\r\n     * @dev Emitted when `value` tokens are moved from one account (`from`) to\r\n     * another (`to`).\r\n     *\r\n     * Note that `value` may be zero.\r\n     */\r\n    event Transfer(address indexed from, address indexed to, uint256 value);\r\n\r\n    /**\r\n     * @dev Emitted when the allowance of a `spender` for an `owner` is set by\r\n     * a call to {approve}. `value` is the new allowance.\r\n     */\r\n    event Approval(address indexed owner, address indexed spender, uint256 value);\r\n}"
      },
      "FRX Exchange/Context.sol": {
        "content": "//SPDX-License-Identifier: UNLICENSED\r\npragma solidity 0.8.23;\r\n\r\n/*\r\n * @dev Provides information about the current execution context, including the\r\n * sender of the transaction and its data. While these are generally available\r\n * via msg.sender and msg.data, they should not be accessed in such a direct\r\n * manner, since when dealing with meta-transactions the account sending and\r\n * paying for execution may not be the actual sender (as far as an application\r\n * is concerned).\r\n *\r\n * This contract is only required for intermediate, library-like contracts.\r\n */\r\nabstract contract Context {\r\n    function _msgSender() internal view virtual returns (address) {\r\n        return msg.sender;\r\n    }\r\n\r\n    function _msgData() internal view virtual returns (bytes calldata) {\r\n        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691\r\n        return msg.data;\r\n    }\r\n}"
      }
    },
    "settings": {
      "optimizer": {
        "enabled": true,
        "runs": 200
      },
      "outputSelection": {
        "*": {
          "*": [
            "evm.bytecode",
            "evm.deployedBytecode",
            "devdoc",
            "userdoc",
            "metadata",
            "abi"
          ]
        }
      }
    }
  }}