{
  "schema": "field_replay.window_summary.v2",
  "sample_type": "window_summary",
  "from_agent_id": "agent-edge-01",
  "to_agent_id": "agent-core-02",
  "t_ms": 5000,
  "duration_ms": 1000,
  "expected": 1000,
  "received": 994,
  "loss_pct": 0.6,
  "rtt_p50_ms": 23.8,
  "rtt_p95_ms": 37.5,
  "rtt_p99_ms": 49.1,
  "rtt_max_ms": 64.2,
  "jitter_p95_ms": 4.6,
  "max_burst_loss_packets": 4,
  "reorder_pct": 0.2,
  "duplicate_pct": 0.1,
  "events": [
    {
      "type": "burst_loss",
      "start_t_ms": 5230,
      "duration_ms": 4,
      "loss_pct": 100.0,
      "packets": 4
    }
  ]
}