{"database": "saraphina", "table": "vitals_scores", "rows": [["2026-02-13", "stress", 66, "yellow", "{\"readiness_score\": 66, \"hrv_balance\": 88.0, \"resting_hr\": 94.0, \"recovery_index\": 73.0}", "2026-03-11T03:23:46.513186Z"]], "columns": ["date", "kpi", "score", "color", "details", "computed_at"], "primary_keys": ["date", "kpi"], "primary_key_values": ["2026-02-13", "stress"], "units": {}, "query_ms": 0.3253314644098282}