{"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-x1vvmwuv","versions":[{"created_at":"2026-06-09T07:55:19Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshitoyohira/nc_20913189/ 価格1780万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"f154fcf9867fd6ab3780acbabdf5c11553c4ce1127b64e848573d84e70666e44","version":2}]}