docs: public void marshall(UpdateFleetCapacityRequest updateFleetCapacityRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (updateFleetCapacityRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(updateFleetCapacityRequest.getFleetId(), FLEETID_BINDING);
              protocolMarshaller.marshall(updateFleetCapacityRequest.getDesiredInstances(), DESIREDINSTANCES_BINDING);
              protocolMarshaller.marshall(updateFleetCapacityRequest.getMinSize(), MINSIZE_BINDING);
              protocolMarshaller.marshall(updateFleetCapacityRequest.getMaxSize(), MAXSIZE_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }