code: def execute(self, correlation_id, args):
          
          return self._intercepter.execute(_next, correlation_id, args)
docs: Executes the command given specific arguments as an input.
          
          Args:
              correlation_id: a unique correlation/transaction id
              args: command arguments
          
          Returns: an execution result.
          
          Raises:
              MicroserviceError: when execution fails for whatever reason.