{"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-4j7ljvsn","versions":[{"created_at":"2026-06-09T07:47:57Z","element_count":91,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshihigashi/nc_20952033/ 価格1090万円 建ぺい50%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"4b9ffd832d133e87a7df0ed1e61b684e35cea725d2f2c04f156ef7c1bd3663e3","version":2}]}