{"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-4-492-l8utg27y","versions":[{"created_at":"2026-06-09T07:56:02Z","element_count":91,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshinishi/nc_72813880/ 価格3200万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"79d9d32b30209a233f97788131a747cbffbaa225b13d54cc0307fdbedcb5b963","version":2}]}