{"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-bw67l4w0","versions":[{"created_at":"2026-06-09T02:28:14Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/saitama/sc_saitamashiomiya/nc_78767045/ 価格10630万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"1eee54ebcebd8dbdca9e4da7a974e8b1c651b9ce60c91cce872bcdc77f5275fc","version":2}]}