{"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-9dh0xjhw","versions":[{"created_at":"2026-06-09T03:59:07Z","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_20278757/ 価格3459万円 建ぺい60%/容積160% 取得2026-06-09","saved_by":"editor","sha256":"37270c2ccf469a9c1ba1a92f245b5623d8b9971942f76af0c319856ef1b4086f","version":2}]}