{"database": "audit", "table": "chain_checkpoints", "rows": [[2, "2026-05-07T11:05:23.626900Z", 665, "3ec1bd5a5edd74c9dc32b0f690cbafb2f5236a739fd635f0f52fa0237538fead", null, "automated daily checkpoint (UNSIGNED \u2014 no HMAC key set)"]], "columns": ["id", "checkpoint_at", "last_event_id", "last_row_hash", "signature", "notes"], "primary_keys": ["id"], "primary_key_values": ["2"], "units": {}, "query_ms": 1.44936703145504}