serialize method
Serialize.
Implementation
@override
void serialize(List<int> buffer) {
// Write type-id 0xa8d864a7.
buffer.writeInt32(0xa8d864a7);
// Write fields.
buffer.writeString(id);
buffer.writeString(type);
buffer.writeObject(photo);
buffer.writeObject(sendMessage);
// Finished serialization.
}