readManufacturer method
Implementation
Future<String> readManufacturer() async {
final bleService = await getBleService();
final manufacturerCharacteristic = bleService.characteristics.firstWhere(
(char) => char.uuid.str == ViamBluetoothUUIDs.manufacturerUUID,
orElse: () => throw Exception('manufacturerCharacteristic not found'),
);
final manufacturerBytes = await manufacturerCharacteristic.read();
return utf8.decode(manufacturerBytes);
}