1、 

JObject jobj = new JObject { };

            jobj.Add(new JProperty("sceneID1", sceneID));//seatareaID
            jobj.Add(new JProperty("seatareaID", ""));//
            jobj.Add(new JProperty("UserId", userInfo.userId));
2、
            var jsonData = new
            {
                sceneID1 = sceneID,
                seatareaID = "",
                UserId = userInfo.userId
            };
            ViewData["priceList"] = pl_ticketpriceBLL.GetList(jsonData.ToJson());
            return View();