040000 tree 121c70923074ee690a39feed946ceb63e2108f16	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 64b7e989e923664eeb4855dda7803cc34e8fd5c0	proto
040000 tree 8d94a0488e80546c88bcb2f1b5c485100b321f75	types