Deprecated: Return type of DirkGroenen\Pinterest\Models\Model::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /opt/app-root/src/wp-content/plugins/xyz-wp-smap/vendor/dirkgroenen/pinterest-api-php/src/Pinterest/Models/Model.php on line 162