{"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-t5bghb71","versions":[{"created_at":"2026-06-09T09:11:24Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_ota/nc_79108562/ 価格7820万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"43239e315db6afbbe26e7606545fc4273da0cca93907ad5b6b6667ad42b33313","version":2}]}