fixed json string

cmd/query-service/main.go

@@ -80,7 +80,7 @@ func onMessageReceived(msg amqp.Delivery) {
 	// TODO: Test MQ result
 	querymap := make(map[string]interface{})
 	querymap["type"] = "query_result"
-	querymap["values"] = string(*result)
+	querymap["values"] = *result
 	querybyte, err := json.Marshal(querymap)
 	//fmt.Println(querymap)