docs: private static List<UberData> doExtractLinksAndContent(Object item) {
  
  		if (item instanceof EntityModel) {
  			return extractLinksAndContent((EntityModel<?>) item);
  		}
  
  		if (item instanceof RepresentationModel) {
  			return extractLinksAndContent((RepresentationModel<?>) item);
  		}
  
  		return extractLinksAndContent(new EntityModel<>(item));
  	}