How to fetch relationships?

[veneliniliev]

How to fetch relationships?
JSON API spec: https://jsonapi.org/format/#fetching-relationships

GET /articles/1/relationships/comments HTTP/1.1

[Eemelinen]

Using the new version of library 3.0.0. The example in the demo seems to work for us still. What I noticed was that the names of properties defined in relationships object much match names of the properties received from your server.

[veneliniliev]

I do not find such functionality in the demo.
can you give me some more info?