diff --git a/src/mqtt_client_wrapper.cpp b/src/mqtt_client_wrapper.cpp
index 0d8e928..b66f89b 100644
--- a/src/mqtt_client_wrapper.cpp
+++ b/src/mqtt_client_wrapper.cpp
@@ -226,11 +226,14 @@ static void handle_record_play_request(const nlohmann::json& req)
     data["endTime"] = seg.end_ms;
     data["duration"] = duration;
 
+    int index = 1;
+
     // 6. 单文件列表
     nlohmann::json files = nlohmann::json::array();
     for (auto& f : seg.files)
     {
         nlohmann::json item;
+        item["index"] = index++;
         item["url"] = "http://" + ip + ":" + std::to_string(http_port) + f.path;
         item["startTime"] = f.start_ms;
         item["endTime"] = f.end_ms;
@@ -252,7 +255,6 @@ static void on_mqtt_message_received(const std::string& topic, const std::string
         // 必须是 request
         if (!j.contains("type") || j["type"] != "request")
         {
-            LOG_INFO("[MQTT] Ignored non-request message");
             return;
         }