{"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-vvdtjt2v","versions":[{"created_at":"2026-06-09T07:48:42Z","element_count":91,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshihigashi/nc_75863576/ 価格1500万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"23e37546ea25435deeb6d89443824845cab8cd0e8345832bc96782774233b457","version":2}]}