{"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-h3r35pg4","versions":[{"created_at":"2026-06-07T12:37:22Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/osaka/sc_osakashisumiyoshi/nc_20309450/ 価格2830万円 建ぺい80%/容積200% 取得2026-06-07","saved_by":"editor","sha256":"247f1370172139afb411e96216b197c13cbfa93c2057ef66a32ae55973dc3f23","version":2}]}