Setup Messenger Webhooks
Click Dashboard on the menu to the left
Click on the "+" next to Products in the left side. Find the Messenger section and click the Set Up button.
Scroll down and click Setup Webhooks.
Copy the Callback URL and Verify Token from Dixa,
and paste them into the fields in Facebook. Select only messages in the Subscription Fields. Click Verify and Save.
The next step is adding the Facebook Page and subscribing to events. Read our guide here.