{"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-vkza9smr","versions":[{"created_at":"2026-06-09T08:29:15Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_setagaya/nc_20911913/ 価格13760万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"b245494be280d32de3ac453114fea6387e984568ec3b0beebd3ade6167cea75a","version":2}]}