public IEnumerable <ParameterResponseModel> Get()
        {
            AS400AppSettingModel appSettings = new AS400AppSettingModel()
            {
                File  = ConfigurationManager.AppSettings[nameof(AppSettings.StateOfThailandFile)].ToString(),
                Key   = ConfigurationManager.AppSettings[nameof(AppSettings.StateOfThailandKey)].ToString(),
                Value = ConfigurationManager.AppSettings[nameof(AppSettings.StateOfThailandValue)].ToString()
            };

            return(service.GetState(appSettings));
        }