{"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-4tx5n2w9","versions":[{"created_at":"2026-06-09T04:06:47Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/niigata/sc_niigatashichuo/nc_77953522/ 価格3190万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"6e54bfc148eaf929c0490b211cc2132356ff293165ccf778dbefd18c6014507e","version":2}]}