{"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-h9yqrkye","versions":[{"created_at":"2026-06-09T09:04:24Z","element_count":91,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_suginami/nc_21005920/ 価格13680万円 建ぺい60%/容積150% 取得2026-06-09","saved_by":"editor","sha256":"7174b32ed25398e569a918865ae73be542392648b7bce7a72d5d442103c5f435","version":2}]}