{"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-6ql286ye","versions":[{"created_at":"2026-06-09T03:55:27Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_suginami/nc_20995775/ 価格6160万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"d4af5959a3a9b036463d6edde7c62e42b1a005604fcec24fc814022929508aa3","version":2}]}