docs: public void marshall(Target target, ProtocolMarshaller protocolMarshaller) {
  
          if (target == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(target.getRepositoryName(), REPOSITORYNAME_BINDING);
              protocolMarshaller.marshall(target.getSourceReference(), SOURCEREFERENCE_BINDING);
              protocolMarshaller.marshall(target.getDestinationReference(), DESTINATIONREFERENCE_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }