setSystemProperty(Constants.NOTIFICATION_LOGIN, value);
    }

    default String getNotificationLogin() {
        return getSystemProperty(Constants.NOTIFICATION_LOGIN, StringUtil.EMPTY);
    }

    default String getNotificationAdvanceSearch() {
        return getSystemProperty(Constants.NOTIFICATION_ADVANCE_SEARCH, StringUtil.EMPTY);
    }

            }
            else {
                Response notification = createNotification(key);
                if ( notification != null ) {
                    log.debug("Parsing notification");
                    doRecv(notification);
                    handleNotification(notification);
                    return;
                }
                log.warn("Skipping message " + key);