public static void Run() { var configuration = new Configuration(Common.MyAppSid, Common.MyAppKey); var apiInstance = new AnnotateApi(configuration); try { // Set request. var request = new GetPdfRequest() { filePath = "Annotationdocs\\ten-pages.docx" }; var response = apiInstance.GetPdf(request); Console.WriteLine("Expected response type is Stream: Document Length: " + response.Length.ToString()); } catch (Exception e) { Console.WriteLine("Exception while calling Annotation AnnotateApi: " + e.Message); } }