{
  "sent_alerts": {
    "wind_gust:2026-03-03": {
      "dedup_key": "wind_gust:2026-03-03",
      "alert_type": "wind_gust",
      "sent_at": "2026-03-03T12:01:05.163539",
      "forecast_hour": "2026-03-03-14"
    }
  },
  "last_updated": "2026-03-04T00:01:04.775881",
  "previous_alert_snapshots": {},
  "last_ai_summary_sent": null
}