{"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-j0a8ieot","versions":[{"created_at":"2026-06-09T03:43:01Z","element_count":88,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_suginami/nc_20954454/ 価格6600万円 建ぺい50%/容積100% 取得2026-06-09","saved_by":"editor","sha256":"909fc3dd231a90a4f561c735690a2c4608ff8213cf44ff11666f7d02e716b600","version":2}]}