{"public_id": "af16b0fc-e93e-4972-bdbc-07abdf677396", "provider": "public_directory", "external_id": "county-fill:office:IA-19013-county-supervisor", "source_url": "https://member-portal.iowacounties.org/countydirectory/directory/black%20hawk", "source_name": "Iowa State Association of Counties: ISAC County Directory: Black Hawk County", "fetched_at": "2026-10-05T19:54:03+00:00"}