code: public void marshall(ConsumerDescription consumerDescription, ProtocolMarshaller protocolMarshaller) {
  
          if (consumerDescription == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(consumerDescription.getConsumerName(), CONSUMERNAME_BINDING);
              protocolMarshaller.marshall(consumerDescription.getConsumerARN(), CONSUMERARN_BINDING);
              protocolMarshaller.marshall(consumerDescription.getConsumerStatus(), CONSUMERSTATUS_BINDING);
              protocolMarshaller.marshall(consumerDescription.getConsumerCreationTimestamp(), CONSUMERCREATIONTIMESTAMP_BINDING);
              protocolMarshaller.marshall(consumerDescription.getStreamARN(), STREAMARN_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.