{"schema_version":1,"airport":"3AL6","entries":[{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"0ea29aeb34d3","priority":"fyi","category":"runway","kind":"changed","summary":"runway 34: controlling obstacle changed (now 65 ft tall, 100 ft from threshold)","source":"APT_RWY_END","fields":[{"field":"DIST_FROM_THR","old":"500","new":"100"}]}],"first_cycle":"2026-04-16","last_cycle":"2026-04-16"}