040000 tree 3e2648418826f2b7eafe95ee799e95cc7c79958c	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 1f994004e0d45caf674294437942663a96cbb086	proto
040000 tree 4df349dbab645ae18d0d766669230b2d0faea8df	types