{"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-w0s4trpq","versions":[{"created_at":"2026-06-09T03:56:10Z","element_count":82,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_itabashi/nc_20704684/ 価格6160万円 建ぺい50%/容積100% 取得2026-06-09","saved_by":"editor","sha256":"b1e21bbddf0518bfeb861ebb61614d500392798f2c4b125fb33d0d253d17d020","version":2}]}