{
  "event": "phone.heartbeat.missed",
  "data": {
    "id": "9dedf71e-8f16-439c-9220-489cd2144e0c",
    "phone_id": "9dedf71e-97bf-47eb-8df5-3088a7865603",
    "user_id": "9cbff1d0-6c37-4612-a8bb-6db042991761",
    "phone_number": "+20143298903",
    "name": "John Doe",
    "fcm_notifications_per_minute": 100,
    "sim": "SIM1",
    "max_send_attempts": 10,
    "message_expiration_seconds": 259200,
    "missed_call_auto_reply_message": null,
    "is_online": true,
    "last_online_at": "2025-01-22 13:16:17",
    "last_offline_at": "2025-01-21 22:32:03",
    "last_message_at": "2025-01-22 20:04:01",
    "last_missed_call_at": "2025-01-22 13:16:22",
    "last_heartbeat_at": "2025-01-23 02:16:04",
    "heartbeat_enabled_at": "2025-01-22 13:16:17",
    "attributes": [],
    "timezone": "GMT+2",
    "created_at": "2025-01-09 20:16:27",
    "updated_at": "2025-01-23 02:16:04"
  }
}