code: public void marshall(AudioDescription audioDescription, ProtocolMarshaller protocolMarshaller) {
  
          if (audioDescription == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(audioDescription.getAudioNormalizationSettings(), AUDIONORMALIZATIONSETTINGS_BINDING);
              protocolMarshaller.marshall(audioDescription.getAudioSelectorName(), AUDIOSELECTORNAME_BINDING);
              protocolMarshaller.marshall(audioDescription.getAudioType(), AUDIOTYPE_BINDING);
              protocolMarshaller.marshall(audioDescription.getAudioTypeControl(), AUDIOTYPECONTROL_BINDING);
              protocolMarshaller.marshall(audioDescription.getCodecSettings(), CODECSETTINGS_BINDING);
              protocolMarshaller.marshall(audioDescription.getLanguageCode(), LANGUAGECODE_BINDING);
              protocolMarshaller.marshall(audioDescription.getLanguageCodeControl(), LANGUAGECODECONTROL_BINDING);
              protocolMarshaller.marshall(audioDescription.getName(), NAME_BINDING);
              protocolMarshaller.marshall(audioDescription.getRemixSettings(), REMIXSETTINGS_BINDING);
              protocolMarshaller.marshall(audioDescription.getStreamName(), STREAMNAME_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.