[
  {
    "event_id": "L001",
    "event_date": "2026-02-05",
    "service": "checkout",
    "severity": "warning",
    "message": "Payment service latency spike",
    "error_code": "CHK-429",
    "sessions_impacted": 35
  },
  {
    "event_id": "L002",
    "event_date": "2026-02-17",
    "service": "catalog",
    "severity": "info",
    "message": "Search index refresh completed",
    "error_code": "CAT-200",
    "sessions_impacted": 0
  },
  {
    "event_id": "L003",
    "event_date": "2026-03-04",
    "service": "checkout",
    "severity": "error",
    "message": "Card tokenization timeout",
    "error_code": "CHK-503",
    "sessions_impacted": 180
  },
  {
    "event_id": "L004",
    "event_date": "2026-03-11",
    "service": "checkout",
    "severity": "error",
    "message": "Retry storm during payment authorization",
    "error_code": "CHK-503",
    "sessions_impacted": 220
  },
  {
    "event_id": "L005",
    "event_date": "2026-03-21",
    "service": "checkout",
    "severity": "warning",
    "message": "Coupon validation degraded",
    "error_code": "CHK-408",
    "sessions_impacted": 90
  },
  {
    "event_id": "L006",
    "event_date": "2026-03-27",
    "service": "analytics",
    "severity": "info",
    "message": "Dashboard backfill completed",
    "error_code": "ANA-200",
    "sessions_impacted": 0
  },
  {
    "event_id": "L007",
    "event_date": "2026-03-15",
    "service": "checkout",
    "severity": "critical",
    "message": "Regional checkout outage blocked payment capture",
    "error_code": "CHK-OUTAGE",
    "sessions_impacted": 620
  }
]