[
  {
    "event_id": "q-001",
    "service": "checkout",
    "env": "prod",
    "level": "ERROR",
    "trace_id": "00000000000000000000000000000001",
    "message": "upstream timeout",
    "_timestamp": 1791530005000000,
    "duration_ms": "1200"
  },
  {
    "event_id": "q-002",
    "service": "checkout",
    "env": "prod",
    "level": "ERROR",
    "trace_id": "00000000000000000000000000000002",
    "message": "upstream timed out",
    "_timestamp": 1791530065000000,
    "duration_ms": "1600"
  },
  {
    "event_id": "q-003",
    "service": "checkout",
    "env": "prod",
    "level": "ERROR",
    "trace_id": "00000000000000000000000000000003",
    "message": "connection timeout",
    "_timestamp": 1791530125000000
  },
  {
    "event_id": "q-004",
    "service": "checkout",
    "env": "prod",
    "level": "INFO",
    "trace_id": "00000000000000000000000000000004",
    "message": "checkout complete",
    "_timestamp": 1791530185000000,
    "duration_ms": "80"
  },
  {
    "event_id": "q-005",
    "service": "checkout",
    "env": "prod",
    "level": "WARN",
    "trace_id": "00000000000000000000000000000005",
    "message": "retry succeeded",
    "_timestamp": 1791530245000000,
    "duration_ms": "350"
  },
  {
    "event_id": "q-006",
    "service": "checkout",
    "env": "prod",
    "level": "INFO",
    "trace_id": "00000000000000000000000000000006",
    "message": "checkout complete",
    "_timestamp": 1791530305000000,
    "duration_ms": "20"
  },
  {
    "event_id": "q-007",
    "service": "checkout",
    "env": "prod",
    "level": "ERROR",
    "trace_id": "00000000000000000000000000000007",
    "message": "duration unavailable",
    "_timestamp": 1791530365000000,
    "duration_ms": "n/a"
  }
]