public void GetHisOrderExactTest(string contractCode, int tradeType, int type, string status,
string order_price_type, long?start_time, long?end_time,
long?from_id)
{
var result = client.GetHisOrderExactAsync(contractCode, tradeType, type, status, order_price_type, start_time, end_time, from_id).Result;
string strret = JsonConvert.SerializeObject(result, Formatting.Indented);
Console.WriteLine(strret);
Assert.Equal("ok", result.status);
}