{"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-93f9nv9v","versions":[{"created_at":"2026-06-09T07:54:35Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshitoyohira/nc_78479070/ 価格890万円 建ぺいNone%/容積None% 取得2026-06-09","saved_by":"editor","sha256":"1c0416aa332bc2178aab0bbfbae383be9f8f57d7f26a1593b39bb673fecd525d","version":2}]}