Send Request To Win32

app.xaml.cs

        private async Task SendRequestToWin32()
        {

            ValueSet request = new ValueSet();
            request.Add("GetBiosSerialnumer", "");


            AppServiceResponse response = null;
            response = await Connection.SendMessageAsync(request);

            string serialNumber = response.Message["serialNumber"] as string;


            var localSettings = Windows.Storage.ApplicationData.Current.LocalSettings;

            localSettings.Values["serialNumber"] = serialNumber;

        }