title: FCM Error, SENDER_ID_MISMATCH "PERMISSION_DENIED"
body: <p>I get this error when I send a push notification from the backend</p>
  <blockquote>
  <p>Caused by: com.google.api.client.http.HttpResponseException: 403 Forbidden
  {
  &quot;error&quot;: {
  &quot;code&quot;: 403,
  &quot;message&quot;: &quot;SenderId mismatch&quot;,
  &quot;status&quot;: &quot;PERMISSION_DENIED&quot;,
  &quot;details&quot;: [
  {
  &quot;@type&quot;: &quot;type.googleapis.com/google.firebase.fcm.v1.FcmError&quot;,
  &quot;errorCode&quot;: &quot;SENDER_ID_MISMATCH&quot;
  }
  ]
  }
  }`</p>
  </blockquote>
  <pre><code>Message message = Message.builder().setNotification(Notification.builder().setTitle(titulo).setBody(mensaje).build()).setToken(registrationToken).build();
  
      // Send a message to the device corresponding to the provided
      // registration token.
      try {
          String response = FirebaseMessaging.getInstance().send(message);
          logger.info(&quot;Firebase response: &quot; + response);
      } catch (FirebaseMessagingException e) {
          logger.error(&quot;Error al enviar mensaje de firebase&quot;, e);
      }
  </code></pre>