start static method
Implementation
static Future<bool> start({
required String adUnitId,
AdRequest? request,
int? bufferSize,
}) async {
final res = await AdsChannel.instance.channel.invokeMethod<bool>(
'startRewardedPreloader',
{
'adUnitId': adUnitId,
'request': ?request?.toMap(),
'bufferSize': ?bufferSize,
},
);
return res ?? false;
}