040000 tree b868613bbadd290df32f343acc1d7a63d33b2aa4	common
040000 tree b3587ef6a740085fd9d1aca39fcd3deccafecbf5	import
040000 tree b23fef98de73c7a981089eacde53a4351725a3d4	proto
040000 tree 4220c8fd3dcc6dd7501557c3504cd01ae82e92c6	types