{
  "period": "2026/11/01 08:00 HKT - 2026/11/02 07:59 HKT (24 小時)",
  "total_alerts": 0,
  "classification": {},
  "alerts": [],
  "continuous_monitor": [
    {
      "name": "UnitedHealth Group",
      "ticker": "UNH",
      "has_alert": false,
      "alert_count": 0,
      "credit_ratings": {
        "sp": {
          "rating": "A+",
          "outlook": "Negative",
          "last_checked": "2026-11-02"
        },
        "moodys": {
          "rating": "A2",
          "outlook": "Negative",
          "last_checked": "2026-11-02"
        }
      },
      "siegfried_threshold": {
        "sp_minimum": "BBB+",
        "moodys_minimum": "Baa1",
        "distance_from_threshold": {
          "sp": "A+ 距 BBB+ 尚有 3 個 notch (A, A-, BBB+)",
          "moodys": "A2 距 Baa1 尚有 3 個 notch (A3, Baa1)"
        },
        "breach_risk": "LOW — 即使持續降評，仍有緩衝空間"
      },
      "doj_investigation": {
        "status": "Ongoing — 尚無正式指控或和解",
        "scope": "Medicare Advantage 風險評分膨脹（診斷碼不當新增/記錄）；延伸至 Optum Rx 及 UNH 旗下醫師集團",
        "senate_probe": "2026年1月參議院司法調查報告：指控 UNH 利用家訪評估、圖表審查及醫師激勵措施獲取額外診斷、膨脹 MA 收入",
        "cms_response": "CMS 擬於2027年起排除「unlinked chart reviews」的診斷碼計入風險評分",
        "texas_ag": "德州 AG Ken Paxton 另行調查 UNH 拒絕理賠問題（2026-10-06）",
        "company_position": "UNH 全面否認不當行為，聲稱對作業「完全有信心」"
      },
      "scf_impact": "UNH 為供應鏈金融高評級對手方，A+/A2 評等仍遠高於 Siegfried BBB+/Baa1 門檻。當前評等下不構成直接暴露風險。",
      "risk_level": "medium",
      "risk_rationale": "評等本身安全，但兩大機構均為 Negative Outlook，DOJ 調查尚未有結論。若調查升級或財務惡化導致降評，需提前掌握。",
      "recommended_action": "MONITOR",
      "action_detail": "維持每日監控。若 S&P 或 Moody's 將 Negative Outlook 升級為 Watch Negative，或任一機構執行降評至 A-，立即觸發 INVESTIGATE 層級回報。",
      "verification_level": "web_search x2 (DOJ + credit rating)"
    }
  ],
  "daily_summary": {
    "key_findings": [
      "過去 24 小時無 Bloomberg BB Alert。",
      "🟡 UnitedHealth Group（✓ 正常監控）：無新進展"
    ]
  },
  "_raw_keys": [
    "timestamp",
    "analysis_completed",
    "period",
    "total_alerts",
    "classification",
    "alerts",
    "whitelist_monitor",
    "continuous_monitor"
  ],
  "_normalized_at": "2026-11-02 23:55 HKT"
}