{"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-lw2fm6v2","versions":[{"created_at":"2026-06-09T09:16:49Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_ota/nc_20773330/ 価格17980万円 建ぺい40%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"ce25dd530a0e5caaffa6ada291e725ded0661e8ae704f9b92b377855d455c1af","version":2}]}