{"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-ny3j1ybw","versions":[{"created_at":"2026-06-09T10:40:30Z","element_count":84,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/aichi/sc_nagoyashimeito/nc_79226409/ 価格3090万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"0c12eb5697ba68e1f5eb3a4dfbb43c367a8556c7db4319f4c988741fb927b0d4","version":2}]}