public void GetHisMatchTest(string symbol, int tradeType, int createdDate, string contractCode, int?pageIndex, int?pageSize)
        {
            var    result = client.GetHisMatchAsync(symbol, tradeType, createdDate, contractCode, pageIndex, pageSize).Result;
            string strret = JsonConvert.SerializeObject(result, Formatting.Indented);

            Console.WriteLine(strret);
            Assert.Equal("ok", result.status);
        }