{"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-9s9a59ov","versions":[{"created_at":"2026-06-09T03:41:55Z","element_count":91,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/niigata/sc_niigatashichuo/nc_20798617/ 価格2380万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"e2e973f3f4a27bc015ed4b698d79ffaa278c8ae258b8cb947f6d7ade68ec7439","version":2}]}