should check the pb's type is set, or the deserialize will core. should not return unknown type because deserialize will core. --------- Co-authored-by: yiguolei <yiguolei@gmail.com>
should check the pb's type is set, or the deserialize will core. should not return unknown type because deserialize will core. --------- Co-authored-by: yiguolei <yiguolei@gmail.com>