API access a child page directly?

Say for example, I have a page called Events with a number of children. I was wondering if there was any way to access a child page directly via the API like so:


Or is the only way to do this via api/pages/events/search?q=child_event_slug

This gets even more complicated if children are nested any more deeply, eg:


I’m wondering if I’m missing something obvious or if I just need to create a custom endpoint?

A custom endpoint is probably the best choice here.