public bool ValidSubscription(long UID, string MSISDN, string svcName, string Shortcode, bool IsMtn, string Productcode = null) { string serviceShortcode = System.Configuration.ConfigurationManager.AppSettings["SERVICE_SHORTCODE"].ToString(); return(_IAppUserRepository.ConfirmUserSubscription(UID, MSISDN, svcName, serviceShortcode, Productcode, IsMtn).isSuccess); }