deleteDeviceData method
Implementation
@override
Future<String?> deleteDeviceData(
String devSn, String devMac, String devEkey, int keyType)async {
final result = await methodChannel.invokeMethod('deleteDeviceData', {"devSn": devSn, "devMac":devMac, "devEkey":devEkey, "keyType":keyType});
return result;
}