{"public_id": "545ab12a-5415-4168-aa7a-d209ce8707ef", "provider": "public_directory", "external_id": "county-fill:office:IA-19103-county-supervisor", "source_url": "https://member-portal.iowacounties.org/countydirectory/directory/johnson", "source_name": "Iowa State Association of Counties: ISAC County Directory: Johnson County", "fetched_at": "2026-10-05T20:01:33+00:00"}