{"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-yedx8uw7","versions":[{"created_at":"2026-06-09T02:15:47Z","element_count":88,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/saitama/sc_saitamashiomiya/nc_20892863/ 価格4200万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"f1d374cf3844e8ba1b4665142362d05a3c68581a1a15523aac442906a01484b0","version":2}]}