private bool SetCookie(long uid, string cookieName, string value, DateTime? expires, string path, bool isAsync, SetCookieCallback callback, Object state)
        {
            var parameterList = new Dictionary<string, string> { { "method", "facebook.data.setCookie" } };
            Utilities.AddRequiredParameter(parameterList, "uid", uid);
            Utilities.AddRequiredParameter(parameterList, "name", cookieName);
            Utilities.AddRequiredParameter(parameterList, "value", value);
            Utilities.AddOptionalParameter(parameterList, "expires", DateHelper.ConvertDateToDouble(expires));
            Utilities.AddOptionalParameter(parameterList, "path", path);

            if (isAsync)
            {
                SendRequestAsync<data_setCookie_response, bool>(parameterList, !string.IsNullOrEmpty(Session.SessionKey), new FacebookCallCompleted<bool>(callback), state);
                return true;
            }

            var response = SendRequest<data_setCookie_response>(parameterList, !string.IsNullOrEmpty(Session.SessionKey));
            return response == null ? true : response.TypedValue;
        }
 /// <summary>
 /// Set Cookies for the specified user. 
 /// </summary>
 /// <example>
 /// <code>
 /// 
 /// </code>
 /// </example>
 /// <param name="uid">User id </param>
 /// <param name="cookieName">Cookie name </param>
 /// <param name="value">cookie value </param>
 /// <param name="expires">Time stamp when the cookie should expire. If not specified, the cookie expires after 24 hours. (The time stamp can be longer than 24 hours and currently has no limit)</param>
 /// <param name="path">Path relative to the application's callback URL, with which the cookie should be associated. (default value is /) </param>
 /// <param name="callback">The AsyncCallback delegate</param>
 /// <param name="state">An object containing state information for this asynchronous request</param>        
 /// <returns>This method returns true indicating success or false indicating failure.</returns>
 public bool SetCookieAsync(long uid, string cookieName, string value, DateTime? expires, string path, SetCookieCallback callback, Object state)
 {
     return SetCookie(uid, cookieName, value, expires, path, true, callback, state);
 }