docs: public void marshall(EndpointDescription endpointDescription, ProtocolMarshaller protocolMarshaller) {
  
          if (endpointDescription == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(endpointDescription.getEndpointId(), ENDPOINTID_BINDING);
              protocolMarshaller.marshall(endpointDescription.getWeight(), WEIGHT_BINDING);
              protocolMarshaller.marshall(endpointDescription.getHealthState(), HEALTHSTATE_BINDING);
              protocolMarshaller.marshall(endpointDescription.getHealthReason(), HEALTHREASON_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }