{"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-uxtrtcv7","versions":[{"created_at":"2026-06-09T08:05:37Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/miyagi/sc_sendaishimiyagino/nc_20590389/ 価格3780万円 建ぺい80%/容積300% 取得2026-06-09","saved_by":"editor","sha256":"83cde93124bebeaa576aa4abcbdc0bef152b4f5a81a8096643ef892f85b303a7","version":2}]}