{"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-gwtav6vn","versions":[{"created_at":"2026-06-09T08:39:47Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_nerima/nc_20863996/ 価格4980万円 建ぺい50%/容積60% 取得2026-06-09","saved_by":"editor","sha256":"b48794f6186dd43b18d08c988cf2a4705ad9e2ee56106cd16caa759404a1208f","version":2}]}