{"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-28vsbjoz","versions":[{"created_at":"2026-06-09T03:30:56Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_itabashi/nc_20456919/ 価格4280万円 建ぺい50%/容積150% 取得2026-06-09","saved_by":"editor","sha256":"2fc5cd8e207649dbb471438279e2a4993d5e0c2447fcc2c0375809924d2182b3","version":2}]}