private async Task <Account> CallGetTransactionsWebService()
        {
            try
            {
                Proxies.DCEMVDemoServerClient client = SessionSingleton.GenDCEMVServerApiClient();
                using (SessionSingleton.HttpClient)
                {
                    Proxies.Account ret = await client.TransactionsGetAsync();

                    return(Account.FromJsonString(ret.ToJson()));
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }