public static void Run()
        {
            var configuration = new Configuration(Common.MyAppSid, Common.MyAppKey);
            var apiInstance   = new AnnotateApi(configuration);

            try
            {
                // Set request.
                var request = new DeleteAnnotationsRequest()
                {
                    filePath = "Annotationdocs\\one-page.docx"
                };

                apiInstance.DeleteAnnotations(request);
                Console.WriteLine("Expected response type is Void: Annotation deleted from document.");
            }
            catch (Exception e)
            {
                Console.WriteLine("Exception while calling Annotation AnnotateApi: " + e.Message);
            }
        }