Is there a webhook event available when conatct opted out, getsubscribed

Hi, I was looking for webhook/rest hook events when a contact get unsubscribed and opted-out

Kindly let me know if any such events are available for that.

Also wanted to know if any document available that described the rest hooks events

Hi, You can find the documentation here
https://developer.infusionsoft.com/rest-hook-documentation/
https://developer.infusionsoft.com/docs/rest/#!/REST_Hooks/list_hook_event_types