showRewardedVideoWithShowConfig method
Implementation
Future<String> showRewardedVideoWithShowConfig({
  required String placementID,
  required String sceneID,
  required String showCustomExt,
}) async {
  return await AnythinkSdk.channel.invokeMethod("showRewardedVideoWithShowConfig", {
    "placementID": placementID,
    "sceneID": sceneID,
    "showCustomExt": showCustomExt,
  });
}