040000 tree 2ee66398eaee4f702241574ab3991175eaf3689c	common
040000 tree b3587ef6a740085fd9d1aca39fcd3deccafecbf5	import
040000 tree 5b13c3a1762d1674b7204a6b69ae30babcba1f4b	proto
040000 tree 86648e62dc2b839ce1e2718c87068a9d71208440	types