{"schema_version":1,"from_cycle":"2026-10-01","to_cycle":"2026-10-29","airport":"71TT","counts":{"action":0,"ifr":0,"fyi":2},"changes":[{"id":"dbe6a4c336f1","priority":"fyi","category":"runway","kind":"changed","summary":"helipad H1: runway end elevation: 10 -> 16 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"10","new":"16"}]},{"id":"83debe4a29a0","priority":"fyi","category":"runway","kind":"changed","summary":"helipad H1: surface: asphalt or bituminous concrete (ASPH) -> portland cement concrete (CONC)","source":"APT_RWY","fields":[{"field":"SURFACE_TYPE_CODE","old":"ASPH","new":"CONC"}]}]}