040000 tree d33975a59686f6027596127633ab0450b34e8aa1	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 4d31c33741eab7ba2727d46be189b30ceb2a1cda	proto
040000 tree 4b01d56f3cac50f9e8ec483c363f4a721b9cc30c	types