{"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-11-s73v0ewc","versions":[{"created_at":"2026-06-09T07:54:13Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hokkaido_/sc_sapporoshishiroishi/nc_20769114/ 価格1630万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"07b26fd9aaffdeded44c733478850da36d96c1d7b50b65ffb15d531a21cd9185","version":2}]}