{"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-xj145wv4","versions":[{"created_at":"2026-06-09T07:42:03Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshikita/nc_20940308/ 価格1090万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"0fb0f0afb533c018227b3332dd02643dfcf5d3793f188bfd4edd1dee5c721bd6","version":2}]}