040000 tree 879540edaf8f307116c3496a4bb4e21f944f9c31	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 3a1a4e2618b6344ef95334d828455b0c92a41eec	proto
040000 tree 26d7d41f364ba07d38802d769e41a067fbb3310c	types