@0x934efea7f017fff0; struct Person { id @0 :UInt32; name @1 :Text; email @2 :Text; phones @3 :List(PhoneNumber); struct PhoneNumber { number @0 :Text; type @1 :Type; enum Type { mobile @0; home @1; work @2; } } } struct AddressBook { people @0 :List(Person); }