Deprecated: Return type of GeoIp2\Model\AbstractModel::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /usr/home/mw2p5ujyzt/www/htdocs/mode2_piwik/vendor/geoip2/geoip2/src/Model/AbstractModel.php on line 63