anchor.diff:  -spec zone_get_offline_access_idps() -> {ok, [IdP :: binary()]} | {error, term()}.
   zone_get_offline_access_idps() ->
       case fetch_service_configuration(onezone) of
  -        {ok, JsonMap} ->
  -            SupportedIdPs = maps:get(<<"supportedIdPs">>, JsonMap, []),
  +        {ok, Map} ->
  +            SupportedIdPs = maps:get(<<"supportedIdPs">>, Map, []),
               {ok, lists:filtermap(fun(IdPConfig) ->
                   case maps:get(<<"offlineAccess">>, IdPConfig, false) of
                       false -> false;
  
positive.code:             {error, _} = Error ->
                  Error
          end
      catch _:_ ->
          ?ERROR_UNAUTHORIZED
      end.
  
  
negative.code: %% @end
  %%--------------------------------------------------------------------
  -spec fetch_configuration(URL, DeprecatedURL :: URL, [http_client:ssl_opt()]) ->
      {ok, json_utils:json_term()} |
      {error, {bad_response, Code :: integer(), Body :: binary()}} |
      {error, term()}
      when URL :: binary().
  