{"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-3-77831-21a348ee","versions":[{"created_at":"2026-06-09T08:15:57Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/miyagi/sc_sendaishiizumi/nc_75057838/ 価格3450万円 建ぺいNone%/容積None% 取得2026-06-09","saved_by":"editor","sha256":"2f49ca1cf1ff95dd1af9ad06d886fdffb56fb89a3c77c2e92a245204f81fc690","version":2}]}