docs: private Object getUserObject(Identity oid, Object cacheObject)
      {
          Object userObject = _editingContext.lookup(oid);
  
          if (userObject == null)
          {
              ObjectCopyStrategy copyStrategy = _tx.getKit().getCopyStrategy(oid);
              userObject = copyStrategy.copy(cacheObject, _pb);
          }
          return userObject;
      }