{"schema_version":1,"airport":"23OH","entries":[{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"01437a03abca","priority":"action","category":"frequency","kind":"added","summary":"frequency 122.9 (CTAF) added","source":"FRQ"},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"25f492dd8aae","priority":"fyi","category":"remark","kind":"added","summary":"new remark: MEDICAL USE.","source":"APT_RMK","original":"MEDICAL USE."},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"027db6e917bc","priority":"fyi","category":"airport","kind":"changed","summary":"NOTAM facility: none -> FDC","source":"APT_BASE","fields":[{"field":"NOTAM_ID","old":"","new":"FDC"}]},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"0755d6a1f33b","priority":"fyi","category":"runway","kind":"changed","summary":"runway H1: runway end elevation: none -> 894 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"","new":"894"}]}],"first_cycle":"2025-12-25","last_cycle":"2025-12-25"}