code: public void marshall(GlobalConfiguration globalConfiguration, ProtocolMarshaller protocolMarshaller) {
  
          if (globalConfiguration == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(globalConfiguration.getInitialAudioGain(), INITIALAUDIOGAIN_BINDING);
              protocolMarshaller.marshall(globalConfiguration.getInputEndAction(), INPUTENDACTION_BINDING);
              protocolMarshaller.marshall(globalConfiguration.getInputLossBehavior(), INPUTLOSSBEHAVIOR_BINDING);
              protocolMarshaller.marshall(globalConfiguration.getOutputLockingMode(), OUTPUTLOCKINGMODE_BINDING);
              protocolMarshaller.marshall(globalConfiguration.getOutputTimingSource(), OUTPUTTIMINGSOURCE_BINDING);
              protocolMarshaller.marshall(globalConfiguration.getSupportLowFramerateInputs(), SUPPORTLOWFRAMERATEINPUTS_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.