Fix filter

src/Twig/Filters.php

@@ -91,7 +91,7 @@ class Filters extends AbstractExtension
     {
         $nip19 = new Nip19Helper();
         if ($article->getRaw() !== null) {
-            $event = Event::fromVerified((object)$article->getRaw() ?? '');
+            $event = Event::fromVerified((object)$article->getRaw());
             return $nip19->encodeAddr($event, $article->getSlug(), $article->getKind()->value);
         } else {
             return $nip19->encodeNote($article->getEventId());