spendBalance method
扣除用户积分墙积分:adUnitId 广告位ID,count 扣除的数量
Implementation
Future<void> spendBalance(String adUnitId, int count) async {
Map arguments = {};
arguments['adUnitID'] = adUnitId;
arguments['count'] = count;
TradplusSdk.channel.invokeMethod('offerwall_spend', arguments);
}