{"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-qnfe12hx","versions":[{"created_at":"2026-06-07T12:46:23Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshitoyohira/nc_70574754/ 価格4000万円 建ぺい60%/容積200% 取得2026-06-07","saved_by":"editor","sha256":"42a14fedd71da87aba748288e0678be8ceea5a17434837f7fbc73747d6fda3f6","version":2}]}