{"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-9h2amxu5","versions":[{"created_at":"2026-06-09T10:08:02Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_yokohamashiaoba/nc_20929118/ 価格7780万円 建ぺい50%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"0a0a71754d46cd4820943a6470990cde131577846ee686a7e766615fa9aca173","version":2}]}