{"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-wxixgz3n","versions":[{"created_at":"2026-06-09T10:20:42Z","element_count":88,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_kawasakishimiyamae/nc_21017620/ 価格2750万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"4569a05aee704d36b9944c6fcd257ae762c019e070f569f0bb0b864f2d529af2","version":2}]}