URL https://cdn.inflearn.com/community/api/v1/og/questions/689481?updateKey=NaN
URL2 https://www.inflearn.com/questions/689481/%EB%8F%99%EC%9D%BC%ED%95%9C-pk%EA%B0%92%EC%9D%84-%EA%B0%96%EB%8A%94-%EC%84%9C%EB%A1%9C-%EB%8B%A4%EB%A5%B8-entity%EB%A5%BC-%EA%B0%81%EA%B0%81-persist%ED%95%A0-%EA%B2%BD%EC%9A%B0
