code: public void marshall(CommandPlugin commandPlugin, ProtocolMarshaller protocolMarshaller) {
  
          if (commandPlugin == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(commandPlugin.getName(), NAME_BINDING);
              protocolMarshaller.marshall(commandPlugin.getStatus(), STATUS_BINDING);
              protocolMarshaller.marshall(commandPlugin.getStatusDetails(), STATUSDETAILS_BINDING);
              protocolMarshaller.marshall(commandPlugin.getResponseCode(), RESPONSECODE_BINDING);
              protocolMarshaller.marshall(commandPlugin.getResponseStartDateTime(), RESPONSESTARTDATETIME_BINDING);
              protocolMarshaller.marshall(commandPlugin.getResponseFinishDateTime(), RESPONSEFINISHDATETIME_BINDING);
              protocolMarshaller.marshall(commandPlugin.getOutput(), OUTPUT_BINDING);
              protocolMarshaller.marshall(commandPlugin.getStandardOutputUrl(), STANDARDOUTPUTURL_BINDING);
              protocolMarshaller.marshall(commandPlugin.getStandardErrorUrl(), STANDARDERRORURL_BINDING);
              protocolMarshaller.marshall(commandPlugin.getOutputS3Region(), OUTPUTS3REGION_BINDING);
              protocolMarshaller.marshall(commandPlugin.getOutputS3BucketName(), OUTPUTS3BUCKETNAME_BINDING);
              protocolMarshaller.marshall(commandPlugin.getOutputS3KeyPrefix(), OUTPUTS3KEYPREFIX_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.