{"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-co7r8cb7","versions":[{"created_at":"2026-06-09T09:07:20Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_suginami/nc_20821463/ 価格4080万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"0e0fb96a0f7674db1f3633f2820796d5f3870f21feb3d917256d4261cf8b924c","version":2}]}