{"public_id": "87caac50-c73f-4edb-bf50-ae4c57d4b7d3", "provider": "public_directory", "external_id": "county-fill:office:IA-19061-county-supervisor", "source_url": "https://member-portal.iowacounties.org/countydirectory/directory/dubuque", "source_name": "Iowa State Association of Counties: ISAC County Directory: Dubuque County", "fetched_at": "2026-10-05T19:58:03+00:00"}