Fixes #5461 -- Fix config issue with station profile.

src/Entity/AbstractStationConfiguration.php

@@ -4,7 +4,7 @@ declare(strict_types=1);
 
 namespace App\Entity;
 
-abstract class AbstractStationConfiguration
+abstract class AbstractStationConfiguration implements \JsonSerializable
 {
     public function __construct(
         private array $data = []
@@ -22,6 +22,11 @@ abstract class AbstractStationConfiguration
         return $return;
     }
 
+    public function jsonSerialize(): mixed
+    {
+        return $this->toArray();
+    }
+
     protected function get(string $key, mixed $default = null): mixed
     {
         return $this->data[$key] ?? $default;