{"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-6l0h77fw","versions":[{"created_at":"2026-06-09T08:05:14Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/miyagi/sc_sendaishimiyagino/nc_20997651/ 価格3699万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"6ee126b53073f19abbfe9e2a96855f8134865ac58515e0a39ef23ba7bd3a2f78","version":2}]}