{"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-1-303-r55mn34v","versions":[{"created_at":"2026-06-09T10:30:56Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/aichi/sc_nagoyashichikusa/nc_74320132/ 価格8270万円 建ぺい30%/容積100% 取得2026-06-09","saved_by":"editor","sha256":"fa79751d5aece52dad4c5d0582b080b209bf76e3559c3c2280ab00612acf5d25","version":2}]}