- **`enabled`** *(boolean)*: When set to `true`, the webhook event notification is enabled. Set it to `false` to disable the subscription. (Default `true`). Default: `True`.
- **`secretKey`** *(string)*: Secret set by the webhook client used for computing HMAC SHA256 signature of webhook payload and sent in `X-OM-Signature` header in POST requests to publish the events.