使用UICollectionViewCell的UICollectionView。

I have a custom UICollectionViewCell whose content is also a collection and I would like to use UICollectionView to display its content. Is this possible? How would I accomplish this? I made the custom UICollectionViewCell also inheriting from UICollectionViewDataSource and define a UICollectionView internal property but things are not working as expected. Any idea?I have a custom UICollectionViewCell whose cont