awx/awx/api/templates/api/webhook_key_view.md

Webhook Secret Key:

Make a GET request to this resource to obtain the secret key for a job template or workflow job template configured to be triggered by webhook events. The response will include the following fields:

• webhook_key: Secret key that needs to be copied and added to the webhook configuration of the service this template will be receiving webhook events from (string, read-only)

Make an empty POST request to this resource to generate a new replacement webhook_key.