{"admin":{"created":{"date":"2018-11-14","schema_version":"1.0"},"last_modified":{"date":"2026-07-20","schema_version":"2.1"}},"domains":[],"established":1935,"external_ids":[{"all":["100021683"],"preferred":"100021683","type":"fundref"},{"all":["grid.491021.f"],"preferred":"grid.491021.f","type":"grid"}],"id":"https://ror.org/017t5ge61","links":[{"type":"website","value":"http://www.polkbrosfdn.org/"}],"locations":[{"geonames_details":{"continent_code":"NA","continent_name":"North America","country_code":"US","country_name":"United States","country_subdivision_code":"IL","country_subdivision_name":"Illinois","lat":41.85003,"lng":-87.65005,"name":"Chicago"},"geonames_id":4887398}],"names":[{"lang":"en","types":["ror_display","label"],"value":"Polk Bros. Foundation"}],"relationships":[],"status":"active","types":["funder","nonprofit"]}