{"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-a1j2h337","versions":[{"created_at":"2026-06-09T03:58:01Z","element_count":88,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_yokohamashitotsuka/nc_20581399/ 価格5280万円 建ぺい60%/容積180% 取得2026-06-09","saved_by":"editor","sha256":"9304b55acba3d0eb4192ce2c40a831f808a27289e723c27c4915cf9b97bbda8a","version":2}]}