{"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-pqwjpk3h","versions":[{"created_at":"2026-06-07T12:06:59Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/miyagi/sc_sendaishiaoba/nc_76869561/ 価格1620万円 建ぺい60%/容積80% 取得2026-06-07","saved_by":"editor","sha256":"134bf8840d55f597552bb464f73fa0fd5844b08bb96b94b612360e323afe8fe0","version":2}]}