{"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-qtk1frzx","versions":[{"created_at":"2026-06-09T09:36:36Z","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_20977151/ 価格4280万円 建ぺいNone%/容積None% 取得2026-06-09","saved_by":"editor","sha256":"bb9845784b399bdf08924863740018fc3c2fb330a0e74ca1c79626941d693c04","version":2}]}