{"database": "nm_absentee_2026", "table": "snapshots", "rows": [[50, "AbsenteeRegister_2514_126865.csv", "absentee_register", 333275, "2026-11-13T07:37:39.212479"]], "columns": ["snapshot_sequence", "source_file", "file_type", "row_count", "loaded_at"], "primary_keys": ["snapshot_sequence"], "primary_key_values": ["50"], "units": {}, "query_ms": 1.453881006455049}