{"database": "audit", "table": "poll_heartbeats", "rows": [[40, "2026-05-07T13:42:23.406760Z", "bc:systemlog", "ok", null, 0]], "columns": ["id", "heartbeat_at", "source", "status", "detail", "events_emitted"], "primary_keys": ["id"], "primary_key_values": ["40"], "units": {}, "query_ms": 1.4038970693945885}