{"schema_version":1,"airport":"I42","entries":[{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"73596f63c035","priority":"ifr","category":"tower","kind":"added","summary":"approach/departure control listed: LOUISVILLE (SDF)","source":"ATC_BASE","fields":[{"field":"FACILITY_TYPE","old":"","new":"NON-ATCT"},{"field":"FACILITY_ID","old":"","new":"I42"},{"field":"FACILITY_NAME","old":"","new":"PAOLI MUNI"},{"field":"REGION_CODE","old":"","new":"AGL"},{"field":"PRIMARY_APCH_RADIO_CALL","old":"","new":"LOUISVILLE"},{"field":"APCH_P_PROVIDER","old":"","new":"SDF"}]},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"78e6efc96191","priority":"action","category":"frequency","kind":"added","summary":"frequency 123.675 (APCH/P DEP/P) added","source":"FRQ"},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"12d603f64798","priority":"action","category":"frequency","kind":"added","summary":"frequency 327.0 (APCH/P DEP/P) added","source":"FRQ"}],"first_cycle":"2025-08-07","last_cycle":"2025-08-07"}