040000 tree 4f1588710106546c18a93de04c7f9ab5ec081c69	common
040000 tree b0f128dde95187f97a40f80613c309557c644558	import
040000 tree 9444eaba2d05c2f5641194bcc6315c00d37a60aa	proto
040000 tree f1f2fcea7a3e4c04197c80ce742ac7cb5f950a0f	types