serialize method
Serialize.
Implementation
@override
void serialize(List<int> buffer) {
// Write type-id 0x77d01c3b.
buffer.writeInt32(0x77d01c3b);
// Write fields.
buffer.writeVectorObject(imported);
buffer.writeVectorObject(popularInvites);
buffer.writeVectorInt64(retryContacts);
buffer.writeVectorObject(users);
// Finished serialization.
}