040000 tree 3dcc456aab46381b8c7a3431852017d9b3a536f4	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 38991c17513e4559da3ce4258c4ae5ad77e5ed0e	proto
040000 tree d46b95565b1ab34d4e4bbda5620239893a6e832f	types