{"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-m3k7xz0a","versions":[{"created_at":"2026-06-09T08:21:56Z","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_21004013/ 価格7980万円 建ぺい50%/容積100% 取得2026-06-09","saved_by":"editor","sha256":"8f9acc4cb5831ff5175b9f70d33724d55d6bd67e5c4b3877dfc185c95a3c5ba0","version":2}]}