{"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-wmpvmy1o","versions":[{"created_at":"2026-06-09T09:59:16Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_yokohamashiaoba/nc_20990142/ 価格4390万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"c9429d96c61509056bb272b773bd8da724bfeb1668abebf89324437340424c56","version":2}]}