040000 tree 6500c1ffb9688ebefdfb269334959b79eb6d63a6	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree e341b8f1fd739e1e77a716990885a2503aa97953	proto
040000 tree de8e20997e3cfadd26a45146862c7eb6ea4826a4	types