{"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-q7lmh6cg","versions":[{"created_at":"2026-06-09T07:46:28Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshihigashi/nc_73053264/ 価格590万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"cb7be7691d17f2e115fa6fbee717791de68acb25401f0ddfa6ab82a6e1c09221","version":2}]}