addBlacklist method
Add to Blacklist
userID
Friend's ID to be added to the blacklist
Implementation
Future<dynamic> addBlacklist({
required String userID,
String? ex,
String? operationID,
}) =>
_channel.invokeMethod(
'addBlacklist',
_buildParam({
"userID": userID,
"ex": ex,
"operationID": Utils.checkOperationID(operationID),
}));