{"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-iptm7s31","versions":[{"created_at":"2026-06-09T03:21:04Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/chiba/sc_chibashiinage/nc_20909450/ 価格3340万円 建ぺい60%/容積150% 取得2026-06-09","saved_by":"editor","sha256":"d684ad5703829307d0d42fc26c475900cae28118a46bd61a6cd82c40fe5e6cfa","version":2}]}