{"public_id": "2e9c0624-c1b7-49c6-b581-c7675c8f5861", "provider": "official", "external_id": "county-fill:office:IL-17021-county-treasurer", "source_url": "https://files.illinoiscomptroller.gov/LocGov/UnitData.csv", "source_name": "Illinois State Comptroller: Local Government Unit Data (self-reported officers)", "fetched_at": "2026-10-05T19:46:34+00:00"}