{"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-2osx34fv","versions":[{"created_at":"2026-06-09T09:16:28Z","element_count":84,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_ota/nc_21019234/ 価格12480万円 建ぺい50%/容積100% 取得2026-06-09","saved_by":"editor","sha256":"32bb41a8344c23e4750e61f66a96ee5f00f47f1b24319cdaffac8c68fe6d5435","version":2}]}