docs: public void marshall(CreateFlowRequest createFlowRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (createFlowRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(createFlowRequest.getAvailabilityZone(), AVAILABILITYZONE_BINDING);
              protocolMarshaller.marshall(createFlowRequest.getEntitlements(), ENTITLEMENTS_BINDING);
              protocolMarshaller.marshall(createFlowRequest.getName(), NAME_BINDING);
              protocolMarshaller.marshall(createFlowRequest.getOutputs(), OUTPUTS_BINDING);
              protocolMarshaller.marshall(createFlowRequest.getSource(), SOURCE_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }