From 6352c4e40b3eb5cec3a23e456205b4d5deeba5e1 Mon Sep 17 00:00:00 2001
From: dashevchenko <dshevchenko@thingsboard.io>
Date: Thu, 13 Nov 2025 12:46:36 +0200
Subject: [PATCH] added subtype when Alarm "Severity changed" comment

---
 .../service/telemetry/DefaultAlarmSubscriptionService.java   | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/application/src/main/java/org/thingsboard/server/service/telemetry/DefaultAlarmSubscriptionService.java b/application/src/main/java/org/thingsboard/server/service/telemetry/DefaultAlarmSubscriptionService.java
index b68f604460..536b1e8a32 100644
--- a/application/src/main/java/org/thingsboard/server/service/telemetry/DefaultAlarmSubscriptionService.java
+++ b/application/src/main/java/org/thingsboard/server/service/telemetry/DefaultAlarmSubscriptionService.java
@@ -252,7 +252,10 @@ public class DefaultAlarmSubscriptionService extends AbstractSubscriptionService
                         .alarmId(alarm.getId())
                         .type(AlarmCommentType.SYSTEM)
                         .comment(JacksonUtil.newObjectNode().put("text",
-                                String.format("Alarm severity was updated from %s to %s", result.getOldSeverity(), alarm.getSeverity())));
+                                String.format("Alarm severity was updated from %s to %s", result.getOldSeverity(), alarm.getSeverity()))
+                                .put("subtype", "severityChanged")
+                                .put("oldSeverity", result.getOldSeverity().name())
+                                .put("newSeverity", alarm.getSeverity().name()));
                 if (request != null && request.getUserId() != null) {
                     alarmComment.userId(request.getUserId());
                 }