refuseGroupApplication method
拒绝某一条加群申请
web 端使用时必须传入webMessageInstance 字段。 对应【群系统通知】的消息实例
Implementation
Future<V2TimCallback> refuseGroupApplication({
required String groupID,
String? reason,
required String fromUser,
required String toUser,
required int addTime,
required int type,
String? webMessageInstance,
}) async {
throw UnimplementedError("acceptGroupApplication() has not been implemented");
}