code: public void marshall(StartSupportDataExportRequest startSupportDataExportRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (startSupportDataExportRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(startSupportDataExportRequest.getDataSetType(), DATASETTYPE_BINDING);
              protocolMarshaller.marshall(startSupportDataExportRequest.getFromDate(), FROMDATE_BINDING);
              protocolMarshaller.marshall(startSupportDataExportRequest.getRoleNameArn(), ROLENAMEARN_BINDING);
              protocolMarshaller.marshall(startSupportDataExportRequest.getDestinationS3BucketName(), DESTINATIONS3BUCKETNAME_BINDING);
              protocolMarshaller.marshall(startSupportDataExportRequest.getDestinationS3Prefix(), DESTINATIONS3PREFIX_BINDING);
              protocolMarshaller.marshall(startSupportDataExportRequest.getSnsTopicArn(), SNSTOPICARN_BINDING);
              protocolMarshaller.marshall(startSupportDataExportRequest.getCustomerDefinedValues(), CUSTOMERDEFINEDVALUES_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.