040000 tree 648a89a6bb65d9f78506d2904b5aad8effbd8f9a	common
040000 tree eb67615e0676bc78a6e161e2077d6e126c7b9133	import
040000 tree 895cde4821050f8ada3790e813346f07da2ac7dd	proto
040000 tree e119b5dd7f1b2bec8f1e9eebc8d79653a8578758	types