{"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-llt35yxd","versions":[{"created_at":"2026-06-09T09:34:45Z","element_count":83,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_itabashi/nc_20993817/ 価格6580万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"05e7c3027e20e1bf955a5f7bab85bd4c3ade198484636388d679a93fff552cdf","version":2}]}