identify method
Implementation
@override
Future<void> identify({
required String userId,
Map<String, Object>? userProperties,
Map<String, Object>? userPropertiesSetOnce,
}) async {
return handleWebMethodCall(MethodCall('identify', {
'userId': userId,
if (userProperties != null) 'userProperties': userProperties,
if (userPropertiesSetOnce != null)
'userPropertiesSetOnce': userPropertiesSetOnce,
}));
}