code: public void marshall(Ac3Settings ac3Settings, ProtocolMarshaller protocolMarshaller) {
  
          if (ac3Settings == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(ac3Settings.getBitrate(), BITRATE_BINDING);
              protocolMarshaller.marshall(ac3Settings.getBitstreamMode(), BITSTREAMMODE_BINDING);
              protocolMarshaller.marshall(ac3Settings.getCodingMode(), CODINGMODE_BINDING);
              protocolMarshaller.marshall(ac3Settings.getDialnorm(), DIALNORM_BINDING);
              protocolMarshaller.marshall(ac3Settings.getDynamicRangeCompressionProfile(), DYNAMICRANGECOMPRESSIONPROFILE_BINDING);
              protocolMarshaller.marshall(ac3Settings.getLfeFilter(), LFEFILTER_BINDING);
              protocolMarshaller.marshall(ac3Settings.getMetadataControl(), METADATACONTROL_BINDING);
              protocolMarshaller.marshall(ac3Settings.getSampleRate(), SAMPLERATE_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.