code: public void marshall(ListTrainingJobsForHyperParameterTuningJobRequest listTrainingJobsForHyperParameterTuningJobRequest,
              ProtocolMarshaller protocolMarshaller) {
  
          if (listTrainingJobsForHyperParameterTuningJobRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller
                      .marshall(listTrainingJobsForHyperParameterTuningJobRequest.getHyperParameterTuningJobName(), HYPERPARAMETERTUNINGJOBNAME_BINDING);
              protocolMarshaller.marshall(listTrainingJobsForHyperParameterTuningJobRequest.getNextToken(), NEXTTOKEN_BINDING);
              protocolMarshaller.marshall(listTrainingJobsForHyperParameterTuningJobRequest.getMaxResults(), MAXRESULTS_BINDING);
              protocolMarshaller.marshall(listTrainingJobsForHyperParameterTuningJobRequest.getStatusEquals(), STATUSEQUALS_BINDING);
              protocolMarshaller.marshall(listTrainingJobsForHyperParameterTuningJobRequest.getSortBy(), SORTBY_BINDING);
              protocolMarshaller.marshall(listTrainingJobsForHyperParameterTuningJobRequest.getSortOrder(), SORTORDER_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.