{"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-xq9i6af0","versions":[{"created_at":"2026-06-09T09:15:44Z","element_count":88,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_ota/nc_20992003/ 価格10500万円 建ぺい50%/容積100% 取得2026-06-09","saved_by":"editor","sha256":"cedefd34a7c5b2a15c984630f63c69bb0b2ea2ccbc43200d8d3f21ed133584de","version":2}]}