IOS Facebook Auth or link

Local Setup
1

Here im trying to implement Facebook auth or link into the iOS.
Invalid: Oauth access token - Cannot parse access token ......

Here im using unity SDK FB 17.0 and
FROM registry.heroiclabs.com/heroiclabs/nakama:3.27.1
nakama-runtime: “1.37.0”

Please suggest any solution or guide; I’m stuck on the issue.

2

Have a look here to see if this helps: Authentication - Heroic Labs Documentation

3

Thank you for your reply. I’m trying to implement it; if there is any issue, I will ask you