040000 tree 47fcb56b3d6e21088e9b12fd81a2ea017450900b	common
040000 tree 7978403fedd89f4ebd3c91ac405c0a5d501dc7f9	import
040000 tree 7b9444fdfa30bde1da1756bb46334381701d4de8	proto
040000 tree de1698f095a4580628c9ea0a2927cf1323d09008	types