private static async Task WriteNuGetDownloadsAsync()
        {
            string     packageId      = "Microsoft.Bcl.AsyncInterfaces";
            Task <int> task           = NuGetService.GetAsync(packageId, true, default);
            int        totalDownloads = await task;

            Console.WriteLine($"NuGet package '{packageId}' has {totalDownloads} total downloads");
        }
        private async void OnGetDownloads(object sender, RoutedEventArgs e)
        {
            string     packageId = PackageId.Text;
            Task <int> task      = NuGetService.GetAsync(packageId, true, cts.Token);

            try
            {
                int totalDownloads = await task.ConfigureAwait(false);

                await this;
                TotalDownloads.Text = $"{totalDownloads}";
            }
            catch (OperationCanceledException ex)
            {
                await Dispatcher.BeginInvoke((Action)(() => TotalDownloads.Text = ex.Message));
            }
        }