{"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-7yk9pyjf","versions":[{"created_at":"2026-06-09T10:19:38Z","element_count":91,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_kawasakishimiyamae/nc_20426473/ 価格2180万円 建ぺい50%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"19cb28f34ac43c0ce65a307ec02676e7fa8de90784af4762bc210369dfbc7a42","version":2}]}