{"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-ls5wj8jt","versions":[{"created_at":"2026-06-09T07:47:35Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshihigashi/nc_20932693/ 価格1090万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"ac243dc7d0801e21f8eb5c17e650e1a8974a7ee843ed1fd584e12328c8492cc1","version":2}]}