040000 tree 4a40801d9887a1f74690f46dd878d5f3765fc204	common
040000 tree 6de353dad1d69479816d10c044a03a9a64d3638d	rpc
040000 tree 37ff583486794039233547b656dc7e1a8a847c91	service
040000 tree 11a45bb060ad5c2aa3c9b74c3948d981214c7457	test_api