View the original community article here
Last tested: Apr 11, 2019
We can use the event_attribute explore to view unsubscribe events. The following URL will display user unsubscribe events by date.
System Activity:
/explore/system__activity/event_attribute?fields=event.created_time,user.name,event_attribute.value,event_attribute.name&f[event.category]=scheduler&f[event.name]=unsubscribe&sorts=event.created_time+desc&limit=500&query_timezone=America%2FLos_Angeles&vis=%7B%7D&filter_config=%7B%22event.category%22%3A%5B%7B%22type%22%3A%22%3D%22%2C%22values%22%3A%5B%7B%22constant%22%3A%22scheduler%22%7D%2C%7B%7D%5D%2C%22id%22%3A0%2C%22error%22%3Afalse%7D%5D%2C%22event.name%22%3A%5B%7B%22type%22%3A%22%3D%22%2C%22values%22%3A%5B%7B%22constant%22%3A%22unsubscribe%22%7D%2C%7B%7D%5D%2C%22id%22%3A1%2C%22error%22%3Afalse%7D%5D%7D&origin=share-expanded
There's also a community post here.
This content is subject to limited support.