{"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-yzvgt3vz","versions":[{"created_at":"2026-06-09T07:56:46Z","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_20841741/ 価格1590万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"e2687435bd34dd908bb935975a2319136cef2e4e18c5469124ada5a11d81d543","version":2}]}