{"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-yjnltc20","versions":[{"created_at":"2026-06-07T12:27:45Z","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_20342523/ 価格6550万円 建ぺい40%/容積80% 取得2026-06-07","saved_by":"editor","sha256":"79ebca20facd42630d44d3383287231beb025ec0a507566e3ce13e47946e1932","version":2}]}