{"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-1zthdji4","versions":[{"created_at":"2026-06-09T02:13:24Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_kawasakishimiyamae/nc_20963227/ 価格2180万円 建ぺい50%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"a3744c5f0c98bb07cfbc50b1b68aaf54e8eda150295d457f545dcf11672f08ba","version":2}]}