def SystemFee(self):
        """
        Get the system fee.

        Returns:
            Fixed8: currently fixed to 0.
        """
        tx_name = TransactionType.ToName(self.Type)
        return Fixed8.FromDecimal(settings.ALL_FEES.get(tx_name, 0))
Get the system fee.

        Returns:
            Fixed8: currently fixed to 0.