{"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-0w8y0840","versions":[{"created_at":"2026-06-09T08:22:17Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_setagaya/nc_21015046/ 価格7990万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"336685dfc1ad4029582af2562457fda930de4dc1d0f39890e1167596a2862787","version":2}]}