{"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-9hbrq9mj","versions":[{"created_at":"2026-06-09T02:36:17Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/niigata/sc_niigatashichuo/nc_77469855/ 価格1440万円 建ぺい60%/容積70% 取得2026-06-09","saved_by":"editor","sha256":"9a08789fa69127328f0b551634ec9ff85b22ed7630377b488f6145cdde32ecbb","version":2}]}