040000 tree b740b32b4c2d3287c8ffa9dd301c05b096f6912c	common
040000 tree 3303fd6282277ecd651939c302776c1c25f2199c	import
040000 tree ed6c374f4d2557588fbe6f4bae7b370c643a138c	proto
040000 tree 0554119b4d6ffca37f20348c86fa1406577776ed	types