serialize method
Serialize.
Implementation
@override
void serialize(List<int> buffer) {
// Write type-id 0x70322949.
buffer.writeInt32(0x70322949);
// Write fields.
buffer.writeString(phoneNumber);
buffer.writeString(firstName);
buffer.writeString(lastName);
buffer.writeString(vcard);
buffer.writeInt64(userId);
// Finished serialization.
}