makeQrCode method
Implementation
Future<Map?> makeQrCode(Map txInfo, List params,
{String? rawParam, int? ss58}) async {
String param = rawParam != null ? rawParam : jsonEncode(params);
final dynamic res = await serviceRoot.webView!.evalJavascript(
'keyring.makeTx(api, ${jsonEncode(txInfo)}, $param, $ss58)',
);
return res;
}