FullScanWorker is only trigger with unmetered network

     */

    public static void registerPeriodicFullScanWorker(WorkManager workManager){

        final Constraints constraints = new Constraints.Builder()

                .setRequiredNetworkType(NetworkType.CONNECTED)

                .setRequiredNetworkType(NetworkType.UNMETERED)

                .setRequiresBatteryNotLow(true)

                .build();