anchor.diff:    }
   
     //Get constants for scanning
  -  Future<void> getData() async {
  +  Future<void> getBTConstants() async {
       String _response = await _networkHelper.authorizedFetch(
           bluetoothConstantsEndpoint, headers);
   
  
positive.code:             backgroundScanInterval) {
        inBackground = true;
        startScan();
      }
      BackgroundFetch.finish(taskID);
    }
  
negative.code:   void backgroundFetchSetUp() {
      // Configure BackgroundFetch.
      BackgroundFetch.configure(
          BackgroundFetchConfig(
            minimumFetchInterval: backgroundScanInterval,
            forceAlarmManager: false,
            stopOnTerminate: false,
            startOnBoot: true,
            enableHeadless: true,
            requiresBatteryNotLow: false,
            requiresCharging: false,
            requiresStorageNotLow: false,
            requiresDeviceIdle: false,
            requiredNetworkType: NetworkType.ANY,
          ),
          _onBackgroundFetch)
          .then((int status) {
        _storage.write(
            key: _randomValue(),
  