Update

app/Models/ExportToken.php

@@ -15,12 +15,14 @@ class ExportToken extends Model
         'token',
         'is_premium',
         'credits_reserved',
+        'metadata',
         'expires_at',
         'used_at',
     ];
 
     protected $casts = [
         'is_premium' => 'boolean',
+        'metadata' => 'array',
         'expires_at' => 'datetime',
         'used_at' => 'datetime',
     ];