{"details":{"action":"create","approach_id":"cathedral_verticality","parent_revision_id":null,"specification_hash":"b9173a0478d4b7d514de86522707668d036aaf580717079cc58e1e8f8dd5fa0a"},"event":"PLAN_CREATED","revision_id":"SP-20260729T134943Z-FF176C40-R001","time":"2026-07-29T13:49:44.059+00:00"}
{"details":{"cancelled_at":"2026-07-29T13:49:44.151+00:00","status":"cancelled"},"event":"STATUS_CHANGED","revision_id":"SP-20260729T134943Z-FF176C40-R001","time":"2026-07-29T13:49:44.302+00:00"}