serialize method
Serialize to bytes: VarInt(type) + payload.
The type is 0x00 (datagram).
Implementation
Uint8List serialize() {
final typeBytes = VarInt.encode(0x00);
final result = Uint8List(typeBytes.length + payload.length);
result.setRange(0, typeBytes.length, typeBytes);
result.setRange(typeBytes.length, result.length, payload);
return result;
}