{"schema_version":1,"airport":"I20","entries":[{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"675220b5fb1e","priority":"action","category":"runway","kind":"changed","summary":"runway 18/36: length: 5835 -> 4572 ft","source":"APT_RWY","fields":[{"field":"RWY_LEN","old":"5835","new":"4572"}]},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"de6b616462a3","priority":"action","category":"runway","kind":"changed","summary":"runway 18: displaced threshold: 100 ft -> none","source":"APT_RWY_END","fields":[{"field":"DISPLACED_THR_LEN","old":"100","new":""}]},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"4a262bf2047e","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: displaced threshold elevation: none -> 426 ft MSL","source":"APT_RWY_END","fields":[{"field":"DISPLACED_THR_ELEV","old":"","new":"426"}]}],"first_cycle":"2025-12-25","last_cycle":"2025-12-25"}