Deprecated: Return type of kirillbdev\WCUkrShipping\Includes\AppState::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/vika.market/public_html/wp-content/plugins/wc-ukr-shipping/src/Includes/AppState.php on line 26