{"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-3e367m8x","versions":[{"created_at":"2026-06-09T08:20:06Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_setagaya/nc_20693558/ 価格7686万円 建ぺい50%/容積100% 取得2026-06-09","saved_by":"editor","sha256":"266b34b0a78594dcfe1f9f9081333f73db4ef5532a5b70151e0488b4f3ff3b45","version":2}]}