docs: public static <T> T viewed(View<T> viewObject) {
  		if (viewObject == null) return null;
  		
  		@SuppressWarnings("unchecked")
  		Class<T> viewedClass = (Class<T>) getViewedClass(viewObject.getClass());
  		
  		Object id = IdUtils.getId(viewObject);
  		if (id == null) {
  			return null;
  		}
  		
  		return Backend.read(viewedClass, id);
  	}