Error 52109
Product: Notifications
Error - 52109
GCM/FCM unauthorized error
Possible Causes
- ApiKey/Secret is revoked or invalid.
Possible Solutions
Provide a new API Key/Secret and make sure your application is configured to use it.
- If using IP-Messaging, update your Credential with the new API Key/Secret.
- If using User Notifications, you can either update your Credential or create a new Credential and update your Service's GcmCredentialSid/FcmCredentialSid.