(bug): unsubscribed channel showing in newsfeed

Summary

Reported by Peggy - unsubscribed channel showing in newsfeed on mobile app. She does share a common group with this user but is not subscribed to him, and the posts do not appear to be boosted.

Steps to reproduce

(How one can reproduce the issue - this is very important)

Platform information

iPhone 6

What is the current bug behavior?

Channel that should not be there shows up.

What is the expected correct behavior?

Channel should not show up.

Relevant logs and/or screenshots

Possible fixes

(If you can, link to the line of code that might be responsible for the problem)