getFootprintBase64 method Null safety

String? getFootprintBase64()

Implementation

String? getFootprintBase64() {
  if (footprint != null) {
    XdrDataOutputStream xdrOutputStream = XdrDataOutputStream();
    XdrLedgerFootprint.encode(xdrOutputStream, footprint!);
    return base64Encode(xdrOutputStream.bytes);
  }
  return null;
}