{"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-wgu6e7ba","versions":[{"created_at":"2026-06-09T07:49:04Z","element_count":91,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshihigashi/nc_20561458/ 価格1840万円 建ぺい60%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"514874580be8c2113c78aeade449ecc5d835e4992d43fdfc47b43db4ef17f7de","version":2}]}