Slashes werden nun nicht mehr escaped

app/Http/Controllers/MailController.php

@@ -153,7 +153,7 @@ class MailController extends Controller
 
         }
 
-        $output = json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);
+        $output = json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
         $output = preg_replace("/\{/si", "[", $output);
         $output = preg_replace("/\}/si", "]", $output);
         $output = preg_replace("/\": ([\"\[])/si", "\"\t=>\t$1", $output);