{"note":"bim_versions 導入後の保存のみ記録 (それ以前は bim_canonical 上書きで履歴なし)","ok":true,"slug":"u-house-5wh8pv7o","versions":[{"created_at":"2026-06-09T08:34:40Z","element_count":85,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_setagaya/nc_20503528/ 価格23800万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"a784fc0ca3373d33073a4ccfa87799ab36c5812626395676ddca450b906194e0","version":2}]}