diff --git a/libraries/mogo-adas-data/src/main/proto/message_pad.proto b/libraries/mogo-adas-data/src/main/proto/message_pad.proto
index a864846e1b..4c7463a000 100644
--- a/libraries/mogo-adas-data/src/main/proto/message_pad.proto
+++ b/libraries/mogo-adas-data/src/main/proto/message_pad.proto
@@ -316,7 +316,9 @@ message TrackedObject
     repeated string image_url = 19; //事件发生的原始照片
     string video_url = 20; //事件发生的原始视频 
     string camera_ip = 21; //来源IP
-    reserved 22 to 100;
+    uint64 detect_start_time = 22; //V2N事件生成UTC时间，单位毫秒
+    string v2x_uuid = 23; //V2X目标uuid
+    reserved 24 to 100;
     string strUuid = 101;//String类型车辆ID
 }