040000 tree 655f50a387654244f66650334402a1661da15654	common
040000 tree 7978403fedd89f4ebd3c91ac405c0a5d501dc7f9	import
040000 tree 6e40469ce40db1543fc77c3b694e7464990f8c18	proto
040000 tree 094d021cf3268a9a0a76c3b0c9c3484c5907af68	types