{"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-ja3cb6wp","versions":[{"created_at":"2026-06-09T03:52:53Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kumamoto/sc_kumamotoshichuo/nc_20652669/ 価格2090万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"618fb87132fc7a6b521f441aeea895c8b4c0e21b1c614bd0f6846a93ccdcba61","version":2}]}