{"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-r6jtqvoi","versions":[{"created_at":"2026-06-09T09:58:54Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_yokohamashiaoba/nc_20302423/ 価格4170万円 建ぺい50%/容積80% 取得2026-06-09","saved_by":"editor","sha256":"debc59cb95457d3c2dc68ebf3fe3ecfb2cd39a85d3c4ef9c3e6943cdb3100eaf","version":2}]}