public ActionResult Index(string pageid, string partid) { JsonResult result = new JsonResult(); MTApp.CurrentRequestContext.FlexPageId = pageid; MTApp.CurrentRequestContext.UrlHelper = this.Url; Category flexpage = MTApp.CatalogServices.Categories.Find(pageid); if (flexpage != null) { IContentPart part = flexpage.FindFlexPart(partid); result.Data = part.ProcessJsonRequest(Request.Form, MTApp, flexpage); } return(result); }