{"database": "audit", "table": "poll_heartbeats", "rows": [[5, "2026-05-07T13:11:29.308671Z", "bc:systemlog", "ok", null, 5]], "columns": ["id", "heartbeat_at", "source", "status", "detail", "events_emitted"], "primary_keys": ["id"], "primary_key_values": ["5"], "units": {}, "query_ms": 2.3364280350506306}