{"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-a2l2yvl3","versions":[{"created_at":"2026-06-09T08:17:37Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/miyagi/sc_sendaishiizumi/nc_20138900/ 価格1150万円 建ぺい40%/容積60% 取得2026-06-09","saved_by":"editor","sha256":"864d17c6fde3a2523ce9357923d6fe9105894ac0bfaf558b76b4c9afd0bba764","version":2}]}