anchor.diff:                            Acc
                     end
             end,
  +    %% @TODO
       leo_object_storage_api:fetch_by_key(OriginalKey, Fun).
   
   
  
positive.code:                       true ->
                            case ((Now - StartDateTime) >= Timeout) of
                                true ->
                                    erlang:throw(timeout);
                                false ->
                                    prefix_search_1(ParentDir, Marker, Key, V, Acc)
                            end;
                        false ->
                            erlang:throw(?ERROR_SYSTEM_HIGH_LOAD)
                    end;
               (_, _, Acc) ->
                    Acc
  
negative.code:                   end,
                    Acc
            end,
      %% @TODO
      leo_object_storage_api:fetch_by_key(ParentDir, Fun).
  
  
  