{"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-ybb2a0vi","versions":[{"created_at":"2026-06-09T10:20:21Z","element_count":83,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_kawasakishimiyamae/nc_20976264/ 価格2580万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"930fd09c2d07012cbe12c484de341fe24646461cd49574833eb6a7e2bdefde80","version":2}]}