{"database": "openregs", "table": "build_metadata", "rows": [["presidential_documents_last_refresh", "2026-06-16"]], "columns": ["key", "value"], "primary_keys": ["key"], "primary_key_values": ["presidential_documents_last_refresh"], "units": {}, "query_ms": 0.18933600222226232, "source": "Federal Register API & Regulations.gov API", "source_url": "https://www.federalregister.gov/developers/api/v1", "license": "Public Domain (U.S. Government data)", "license_url": "https://www.regulations.gov/faq"}