issueCredential method
      
Future<IssuanceData> 
issueCredential({ 
    
    
- required Identifier identifier,
- required String credential,
- dynamic hint,
override
    Implementation
Future<IssuanceData> issueCredential(
    {required Identifier identifier,
    required String credential,
    dynamic hint}) {
  var arg0 = _platform.api2wire_box_autoadd_identifier(identifier);
  var arg1 = _platform.api2wire_String(credential);
  return _platform.executeNormal(FlutterRustBridgeTask(
    callFfi: (port_) =>
        _platform.inner.wire_issue_credential(port_, arg0, arg1),
    parseSuccessData: _wire2api_issuance_data,
    parseErrorData: _wire2api_FrbAnyhowException,
    constMeta: kIssueCredentialConstMeta,
    argValues: [identifier, credential],
    hint: hint,
  ));
}