{"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-4xl8j2ua","versions":[{"created_at":"2026-06-09T09:38:24Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_itabashi/nc_78306569/ 価格4990万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"ecbef890fb4bdc92abef0a339ecc149d5c407a8051bc71847471a3c87e2aec55","version":2}]}