sub
The nested InputRichBlocks directly contained by this block, or an empty list for leaf blocks. Container blocks (InputRichBlockList via its InputRichBlockListItem.blocks, InputRichBlockBlockQuotation, InputRichBlockCollage, InputRichBlockSlideshow and InputRichBlockDetails) expose their children here.
The nested RichBlocks directly contained by this block, or an empty list for leaf blocks. Container blocks (RichBlockList via its RichBlockListItem.blocks, RichBlockBlockQuotation, RichBlockCollage, RichBlockSlideshow and RichBlockDetails) expose their children here.