{"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-aetne4bv","versions":[{"created_at":"2026-06-09T07:58:36Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshinishi/nc_20834912/ 価格4880万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"dd96ce1dd5c410c8ce50e8aee5227954b9e78f2ee5644f7f63bc57a4afb40664","version":2}]}