{"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-yw5a6ct6","versions":[{"created_at":"2026-06-09T09:15:22Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/tokyo/sc_ota/nc_20846614/ 価格10380万円 建ぺい80%/容積300% 取得2026-06-09","saved_by":"editor","sha256":"060a3c8d4aa5545e04b8fd276855ad4d301b008d6040f338571d7a03530ee409","version":2}]}