{
  "ticker": "000660.KS",
  "analysis_asof": "2026-04-17T07:55:39.497369+09:00",
  "execution_asof": "2026-04-17T14:41:14.490269+09:00",
  "market_data_asof": "2026-04-17T14:20:00+09:00",
  "source": {
    "provider": "yfinance_intraday",
    "interval": "5m"
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  "intraday_volume": 1956594,
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  "relative_volume": 8.987640337426157,
  "price_state": "INTRADAY",
  "volume_state": "CONFIRMED",
  "event_state": "OPEN",
  "decision_state": "DEGRADED",
  "decision_now": "NONE",
  "decision_if_triggered": "NONE",
  "trigger_status": {
    "breakout_hit_intraday": false,
    "close_confirmation_pending": false,
    "pullback_zone_active": false,
    "invalidated": false
  },
  "changed_fields": [
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    "last_price",
    "session_vwap",
    "relative_volume"
  ],
  "reason_codes": [
    "stale_market_data"
  ],
  "staleness_seconds": 1274,
  "data_health": "STALE",
  "refresh_checkpoint": "14:35",
  "execution_timing_state": "DEGRADED",
  "intraday_snapshot_attempt": {
    "ticker": "000660.KS",
    "attempted": true,
    "success": true,
    "checkpoint": "14:35",
    "interval": "5m",
    "attempted_at": "2026-04-17T14:41:13.527685+09:00",
    "provider": "yfinance_intraday",
    "market_data_asof": "2026-04-17T14:20:00+09:00"
  }
}