040000 tree 048aed5b5046bffee131a77e1060521f1e3a3c76	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 667a82108becbcef808ebc269a7b1f478d807dd0	proto
040000 tree 09400e2377042586254e757a6d7c3f002b155b4d	types