public ActionResult ClearCart() { var cartId = string.Empty; var authentication = this.GetConfig(); var wrapper = new AmazonWrapper(authentication, this._amazonEndpoint, this._associateTag); if (Session["cartId"] == null) { return(Json(new { Successful = false })); } cartId = Session["cartId"] as string; var result = wrapper.CartClear(cartId, null); Session["cartId"] = null; return(Json(new { Successful = true, result.Cart.CartId })); }