JArray goods = new JArray();
JObject item = new JObject();
item.Add("goods_name","name1");
item.Add("quantity","1");
OnlineSecurepayRequest request = new OnlineSecurepayRequest();
request.currency = "USD";
request.settleCurrency = "USD";
request.vendor = "alipay";
request.terminal = "ONLINE";
request.reference = DateTime.Now.ToString();
request.ipnUrl = "http://zk-tys.yunkeguan.com/ttest/test";
request.description = "testDescription";
request.note = "testNote";
item.Add("goods_name","name1");
item.Add("quantity", "1");
request.goodsInfo = goods.ToString();
OnlineSecurepayResponse response = client.execute(request);
Console.Write(JObject.FromObject(response));