{"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-ia0ezp91","versions":[{"created_at":"2026-06-09T07:52:45Z","element_count":91,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshishiroishi/nc_20875990/ 価格1380万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"368a2b71afab45da19c3eb0e15930c6ab3324e33ad0309c9dae06c82db9211be","version":2}]}