{"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-c04xz0cw","versions":[{"created_at":"2026-06-09T09:56:20Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_yokohamashikohoku/nc_20978285/ 価格5280万円 建ぺい50%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"04a1739b541e5eec6489d208ad936fb8f33b248a391512c9d38ce537107825f4","version":2}]}