{"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-kz5b3iea","versions":[{"created_at":"2026-06-09T07:45:22Z","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_20952984/ 価格1590万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"3d3a4fafa737129022f59ff8c6287430b17ced147dfe1e036556d25d96aa5009","version":2}]}