public static async Task RegisterAccountForPNS(UserInfo userInfo)
        {
            var isConnected = await ConnectivityManager.Instance.IsConnected();

            if (isConnected)
            {
                MsgService mfaService     = new MsgService();
                string     platformType   = GetPlatformType();
                var        registrationId = await mfaService.Register(msgServiceUri, userInfo.PushRegistrationId, Settings.Current.DeviceToken, platformType, userInfo.PushTag);

                if (!string.IsNullOrEmpty(registrationId) && userInfo.PushRegistrationId != registrationId)
                {
                    Settings.Current.RegistrationId = registrationId;
                }
            }
        }