putFilter method
Waterfall load filter: native putFilter. Root key groups; AND inside each group, OR across groups.
Implementation
Future<String> putFilter({
required String placementID,
required Map<String, Object?> filterSpec,
}) async {
print("putFilter: placementID=$placementID filterJson=${jsonEncode(filterSpec)}");
return await AnythinkSdk.channel.invokeMethod("putFilter", {
"placementID": placementID,
"extraDic": filterSpec,
});
}