function withdraw(Order memory order) public {
	..SNIP..

	// transfer strike to owner if put is expired or call is exercised
	if ((order.isCall && isExercised) || (!order.isCall && !isExercised)) {
		// send the fee to the admin/DAO if fee is greater than 0%
		uint256 feeAmount = 0;
		if (fee > 0) {
			feeAmount = (order.strike * fee) / 1000;
			ERC20(order.baseAsset).safeTransfer(owner(), feeAmount);
		}

		ERC20(order.baseAsset).safeTransfer(msg.sender, order.strike - feeAmount);

		return;
	}
	..SNIP..
}
function _transfer(
    address from,
    address to,
    uint256 amount
) internal virtual {
    require(from != address(0), "ERC20: transfer from the zero address");
    require(to != address(0), "ERC20: transfer to the zero address");

    _beforeTokenTransfer(from, to, amount);

    uint256 fromBalance = _balances[from];
    require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
    unchecked {
        _balances[from] = fromBalance - amount;
        // Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by
        // decrementing then incrementing.
        _balances[to] += amount;
    }

    emit Transfer(from, to, amount);

    _afterTokenTransfer(from, to, amount);
}
mapping(address => uint256) public ownerFees;

function withdraw(Order memory order) public {
	..SNIP..
    // transfer strike to owner if put is expired or call is exercised
    if ((order.isCall && isExercised) || (!order.isCall && !isExercised)) {
        // send the fee to the admin/DAO if fee is greater than 0%
        uint256 feeAmount = 0;
        if (fee > 0) {
            feeAmount = (order.strike * fee) / 1000;
            ownerFees[order.baseAsset] += feeAmount
        }

        ERC20(order.baseAsset).safeTransfer(msg.sender, order.strike - feeAmount);

        return;
    }
    ..SNIP..
}

function withdrawFee(address baseAsset) public onlyOwner {
	uint256 _feeAmount = ownerFees[baseAsset];
	ownerFees[baseAsset] = 0;
	ERC20(baseAsset).safeTransfer(owner(), _feeAmount);
}
