{"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-c2blc5pj","versions":[{"created_at":"2026-06-09T10:06:35Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_yokohamashiaoba/nc_20764980/ 価格5880万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"e31da7052d7e0982e6f948b373632cb4515cfd72f8fb1dd93902486ac645d52c","version":2}]}