{"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-nn4ef0eg","versions":[{"created_at":"2026-06-09T09:23:23Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_adachi/nc_20781263/ 価格8180万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"26e43592d267993990566bb320349e0e724458adaa1d6e57c64426bb5d0ffd17","version":2}]}