serialize method Null safety
Serializes the destination as a byte array to be used in the blockchain.
Implementation
Uint8List serialize() {
return (BytesBuilder()
..add(CompactSize.encode(
Uint8List.fromList(jsonEncode(paths).codeUnits)))
..add(CompactSize.encode(
Uint8List.fromList(jsonEncode(uses).codeUnits))))
.toBytes();
}