public static void GetCurrencyConverter()
 {
     client.BaseAddress = new Uri(AppSettingHelper.GetCurrencyConverterUrl());
     client.Timeout     = TimeSpan.FromSeconds(30);
     while (true)
     {
         _logger.Info("Get data from CurrencyConverter Api!!!");
         RunAsync().GetAwaiter().GetResult();
         Thread.Sleep(AppSettingHelper.GetCurrencyConverterInterval());
     }
 }