Amazon Recurring Payment Integration

How to download partial view content using c#?

private static string CallApplicationControllerForSnapshotHtml(Guid subscriberId, int duration, long? subscriberUserId, string conString)
        {
            string myUrl = string.Format(ServiceConfigurationHelper.GetAppSettingValue("GetHtmlContentUrl") + "?subscriberId={0}&duration={1}&SubscriberUserId={2}&conString={3}", subscriberId, duration, subscriberUserId, conString);
            WebClient wc = new WebClient();
            string requestResult = wc.DownloadString(myUrl);
            return requestResult;
        }