diff --git a/parser_test.go b/parser_test.go
index 243d68c..6e7f5de 100644
--- a/parser_test.go
+++ b/parser_test.go
@@ -49,11 +49,12 @@ func (tt *Toutiao) ToDoParser(adstring string) (string, error) {
 		data = strings.Trim(data, "\"")
 		unq, _ := strconv.Unquote("\"" + data + "\"")
 		data = unq
-		unq, _ = strconv.Unquote("\"" + data + "\"")
-		data = unq
-		var gv interface{}
-		gjson.Unmarshal([]byte(data), &gv)
-		spew.Dump(gv)
+
+		result := gjson.Parse(data)
+		log.Println(result.String())
+		if result.Get("app").Exists() {
+			log.Println("this is app")
+		}
 
 		var v interface{}
 		json.Unmarshal([]byte(data), &v)