public async Task DownloadPackageManifest() { // Downloads a package manifest (.nuspec) NuGetClient client = new NuGetClient("https://api.nuget.org/v3/index.json"); string packageId = "Newtonsoft.Json"; NuGetVersion packageVersion = new NuGetVersion("12.0.1"); using (Stream manifestStream = await client.GetPackageManifestStreamAsync(packageId, packageVersion)) { Console.WriteLine($"Downloaded package {packageId} {packageVersion}'s nuspec"); } }