{"schema_version":1,"airport":"NC01","entries":[{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"1631eb589d40","priority":"ifr","category":"tower","kind":"added","summary":"approach/departure control listed: NORFOLK (ORF)","source":"ATC_BASE","fields":[{"field":"FACILITY_TYPE","old":"","new":"NON-ATCT"},{"field":"FACILITY_ID","old":"","new":"NC01"},{"field":"FACILITY_NAME","old":"","new":"HARVEY POINT DEFENSE TESTING ACTIVITY"},{"field":"REGION_CODE","old":"","new":"ASO"},{"field":"PRIMARY_APCH_RADIO_CALL","old":"","new":"NORFOLK"},{"field":"APCH_P_PROVIDER","old":"","new":"ORF"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"0e0bcf9235cb","priority":"action","category":"frequency","kind":"added","summary":"frequency 119.55 (APCH/P DEP/P) added","source":"FRQ"},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"8c284e5536d0","priority":"action","category":"frequency","kind":"added","summary":"frequency 269.425 (APCH/P DEP/P) added","source":"FRQ"}],"first_cycle":"2026-07-09","last_cycle":"2026-07-09"}