{"built_at": "2026-07-15T09:59:50+00:00", "faa_cycle": "0901Z 09 Jul 2026 to 0901Z 03 Sep 2026", "scope": "Continental United States", "airway_buffer_nm": 4.0, "safety_margin_m": 150.0, "simplify_tolerance_m": 60.0, "counts": {"airways": 468, "airspace": 1691, "prohibited": 13}}