{"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-zl2a6jpv","versions":[{"created_at":"2026-06-07T12:16:55Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/hiroshima/sc_hiroshimashiasaminami/nc_20132268/ 価格2950万円 建ぺい60%/容積200% 取得2026-06-07","saved_by":"editor","sha256":"f6a0d01a5f945bdc6419dc985f5cd657501832ad3a1eef01dace2d50d1992f99","version":2}]}