invokeEvent method
Implementation
@override
Future<void> invokeEvent(
    String eventName, Map<String, String> properties) async {
  await methodChannel.invokeMethod(
      'invokeEvent', {"eventName": eventName, "eventProperties": properties});
}@override
Future<void> invokeEvent(
    String eventName, Map<String, String> properties) async {
  await methodChannel.invokeMethod(
      'invokeEvent', {"eventName": eventName, "eventProperties": properties});
}