anchor.diff:      DecodedBody = json_utils:decode(Body),
       ?assertEqual(
           [
  -            [{<<"provider">>, domain(WorkerP2)}, {<<"blocks">>, [[0,4]]}],
  -            [{<<"provider">>, domain(WorkerP1)}, {<<"blocks">>, [[0,4]]}]
  +            [{<<"providerId">>, domain(WorkerP2)}, {<<"blocks">>, [[0,4]]}],
  +            [{<<"providerId">>, domain(WorkerP1)}, {<<"blocks">>, [[0,4]]}]
           ], DecodedBody).
   
   replicate_dir(Config) ->
  
positive.code: 
      % then
      DecodedBody = json_utils:decode(Body),
      ?assertEqual([[{<<"provider">>, domain(WorkerP1)}, {<<"blocks">>, [[0,4]]}]], DecodedBody).
  
  replicate_file(Config) ->
      [WorkerP2, WorkerP1] = ?config(op_worker_nodes, Config),
  
negative.code:     {ok, 200, _, Body} = do_request(WorkerP1, <<"changes/metadata/space1?timeout=6000">>,
          get, [user_1_token_header(Config)], []),
  
      ?assertNotEqual(<<>>, Body),
      Changes = binary:split(Body, <<"\r\n">>, [global]),
      ?assert(length(Changes) >= 1),
  