{"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-ftrhih8j","versions":[{"created_at":"2026-06-09T09:18:37Z","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_20395264/ 価格6780万円 建ぺい50%/容積100% 取得2026-06-09","saved_by":"editor","sha256":"b5cea2015126bd54958b539ef9e649d431784a1110b153bedeb576047a452f41","version":2}]}