{"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-j63n0fr7","versions":[{"created_at":"2026-06-09T08:14:30Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/miyagi/sc_sendaishiizumi/nc_20970020/ 価格2480万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"2855437c12d86c1566f90374bf47dfc0edb5733ae7b62e4e17247ce2c38cbf59","version":2}]}