{"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-mtoynu9t","versions":[{"created_at":"2026-06-09T03:44:50Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_kawasakishimiyamae/nc_21017586/ 価格3630万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"ad3d9a0ee43e10ecab43d058d226df07ddeae2ff657359be5ecb4cf74a957b3c","version":2}]}