{"database": "saraphina", "table": "oura_heartrate", "rows": [["2026-01-31T00:36:05.000Z", 73, "awake"]], "columns": ["timestamp", "bpm", "source"], "primary_keys": ["timestamp", "bpm"], "primary_key_values": ["2026-01-31T00:36:05.000Z", "73"], "units": {}, "query_ms": 0.36985985934734344}