4 required string name = 1 [(nanopb).max_size = 40];
6 optional string email = 3 [(nanopb).max_size = 40];
15 required string number = 1 [(nanopb).max_size = 40];
16 optional PhoneType type = 2 [default = HOME];
19 repeated PhoneNumber phone = 4 [(nanopb).max_count = 5];