040000 tree 7192550f1d1ff68d36ae8e257de4b52743e02838	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree d1114d1f8e310c81c7ff2603f8021abc3c675a6f	proto
040000 tree 5252f104d6e8948a374b4d98d9ac46f4045552a4	types