anchor.diff:  
       JSON2 = #{<<"color">> => <<"red">>},
       JSON3 = #{<<"color">> => <<"green">>},
  -    EncodedJSON2 = json_utils:encode(JSON2),
  -    EncodedJSON3 = json_utils:encode(JSON3),
   
       {ok, Guid2} = lfm_proxy:create(Worker, SessId, ?PATH(FileName2, ?SPACE_ID1), 8#600),
       {ok, FileId2} = file_id:guid_to_objectid(Guid2),
  
positive.code:         <<"fileName">> => FileName,
          <<"operation">> => <<"submit">>,
          <<"payload">> => #{
              <<"rdf">> => EncodedRDF
          }
      }], ProviderId),
  
  
negative.code:         <<"fileName">> => FileName2,
          <<"operation">> => <<"submit">>,
          <<"payload">> => #{
              <<"json">> => JSON2
          }
      }], ProviderId).
  
  