{"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-iurww5zc","versions":[{"created_at":"2026-06-09T09:36:58Z","element_count":84,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_itabashi/nc_20732521/ 価格4520万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"8c4e25dae7e113c29e68e520fe66f759f395dfd25900024cdb4a9d4dd1f81646","version":2}]}