docs: public void marshall(TrainingJobStatusCounters trainingJobStatusCounters, ProtocolMarshaller protocolMarshaller) {
  
          if (trainingJobStatusCounters == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(trainingJobStatusCounters.getCompleted(), COMPLETED_BINDING);
              protocolMarshaller.marshall(trainingJobStatusCounters.getInProgress(), INPROGRESS_BINDING);
              protocolMarshaller.marshall(trainingJobStatusCounters.getRetryableError(), RETRYABLEERROR_BINDING);
              protocolMarshaller.marshall(trainingJobStatusCounters.getNonRetryableError(), NONRETRYABLEERROR_BINDING);
              protocolMarshaller.marshall(trainingJobStatusCounters.getStopped(), STOPPED_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }