public async Task UpdateTableService()
        {
            //update cors
            CorsRules cors = new CorsRules();

            cors.CorsRulesValue.Add(new CorsRule(
                                        allowedHeaders: new string[] { "x-ms-meta-abc", "x-ms-meta-data*", "x-ms-meta-target*" },
                                        allowedMethods: new CorsRuleAllowedMethodsItem[] { "GET", "HEAD", "POST", "OPTIONS", "MERGE", "PUT" },
                                        allowedOrigins: new string[] { "http://www.contoso.com", "http://www.fabrikam.com" },
                                        exposedHeaders: new string[] { "x-ms-meta-*" },
                                        maxAgeInSeconds: 100));
            TableServiceData parameter = new TableServiceData()
            {
                Cors = cors,
            };

            _tableService = (await _tableService.CreateOrUpdateAsync(parameter)).Value;

            //validate
            Assert.AreEqual(_tableService.Data.Cors.CorsRulesValue.Count, 1);
        }
        internal static ListTableServices DeserializeListTableServices(JsonElement element)
        {
            Optional <IReadOnlyList <TableServiceData> > value = default;

            foreach (var property in element.EnumerateObject())
            {
                if (property.NameEquals("value"))
                {
                    if (property.Value.ValueKind == JsonValueKind.Null)
                    {
                        property.ThrowNonNullablePropertyIsNull();
                        continue;
                    }
                    List <TableServiceData> array = new List <TableServiceData>();
                    foreach (var item in property.Value.EnumerateArray())
                    {
                        array.Add(TableServiceData.DeserializeTableServiceData(item));
                    }
                    value = array;
                    continue;
                }
            }
            return(new ListTableServices(Optional.ToList(value)));
        }