{"schema_version":1,"airport":"MA09","entries":[{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"e74e9dedda90","priority":"fyi","category":"runway","kind":"changed","summary":"runway H1: runway end elevation: none -> 458 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"","new":"458"}]}],"first_cycle":"2025-10-02","last_cycle":"2025-10-02"}