code: public void marshall(UpdateMatchmakingConfigurationRequest updateMatchmakingConfigurationRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (updateMatchmakingConfigurationRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getName(), NAME_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getDescription(), DESCRIPTION_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getGameSessionQueueArns(), GAMESESSIONQUEUEARNS_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getRequestTimeoutSeconds(), REQUESTTIMEOUTSECONDS_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getAcceptanceTimeoutSeconds(), ACCEPTANCETIMEOUTSECONDS_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getAcceptanceRequired(), ACCEPTANCEREQUIRED_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getRuleSetName(), RULESETNAME_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getNotificationTarget(), NOTIFICATIONTARGET_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getAdditionalPlayerCount(), ADDITIONALPLAYERCOUNT_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getCustomEventData(), CUSTOMEVENTDATA_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getGameProperties(), GAMEPROPERTIES_BINDING);
              protocolMarshaller.marshall(updateMatchmakingConfigurationRequest.getGameSessionData(), GAMESESSIONDATA_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.