{"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-ia7dua1f","versions":[{"created_at":"2026-06-09T08:10:02Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/miyagi/sc_sendaishitaihaku/nc_75238707/ 価格1280万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"ae86e2d53f360477d89a5ce6e3aac0eeadb1955ba9f0c29b992612f0cced056e","version":2}]}