{"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-3fd99k3z","versions":[{"created_at":"2026-06-09T09:17:54Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_ota/nc_20680354/ 価格5980万円 建ぺい60%/容積160% 取得2026-06-09","saved_by":"editor","sha256":"60b112a1e9731b15ba0e619381c331b4071b8c91102ac02cc5edaacffe2364c7","version":2}]}