anchor.diff:  -spec create({uuid, uuid()}, doc()) ->
       {ok, uuid()} | datastore:create_error().
   create({uuid, ParentUuid}, FileDoc) ->
  -    create({uuid, ParentUuid}, FileDoc, false, <<>>).
  +    create({uuid, ParentUuid}, FileDoc, false).
   
   %%--------------------------------------------------------------------
   %% @doc
  
positive.code: 
  %%--------------------------------------------------------------------
  %% @doc
  %% Initializes files metadata for onedata user.
  %% This function can and should be used to ensure that user's FS is fully synchronised. Normally
  %% this function is called asynchronously automatically after user's document is updated.
  
negative.code:             parent_uuid = ParentUuidInDoc
          }
      }} = get(Entry),
      {ok, ScopeId} = get_scope_id(Parent),
      ok = model:execute_with_default_context(?MODULE, set_links,
          [ParentDoc, {FileName, FileDoc}]),
      ok = set_scope(FileDoc, ScopeId),
      case ParentUuidInDoc =/= ParentUuid of
          true ->
              update(FileUuid, #{parent_uuid => ParentUuid});
  