{"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-w642pom5","versions":[{"created_at":"2026-06-09T10:00:22Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_yokohamashiaoba/nc_20842783/ 価格5290万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"24159362b48e1698b6ac0fb93ce920c1884c94f1e06fafe61d7992485eb7c69c","version":2}]}