{"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-ziw45w9k","versions":[{"created_at":"2026-06-07T12:45:17Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshichuo/nc_20409283/ 価格2490万円 建ぺい60%/容積200% 取得2026-06-07","saved_by":"editor","sha256":"dca4f0b8d958c14f74e041523f1b64d526fc0f0f39933e8e2654f7c7f64b9d60","version":2}]}