{"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-bcdkefva","versions":[{"created_at":"2026-06-09T09:50:51Z","element_count":91,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_hachioji/nc_20791196/ 価格3980万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"935f6928c604362ab937576dd94cdb08dc0debc372b13ebdc3ec14b827a06ab2","version":2}]}