{"database": "cp40x", "table": "rolls", "rows": [[19, "cp40_1131.txt", "CP40/1131", null, null, null, null, 371, "2026-06-23 07:38:17", null, null, "2026-01-16"]], "columns": ["id", "source_file", "roll_label", "term", "year", "indexed_by", "alphabet_slice", "row_count", "imported_at", "monarch", "aalt_roll_url", "source_downloaded_at"], "primary_keys": ["id"], "primary_key_values": ["19"], "units": {}, "query_ms": 0.9799767285585403}