Add support for user profiles API

[mlnm-capco]

Is your feature request related to a problem? Please describe.
The client doesn't currently support the User Profiles API.

Describe the solution you'd like
I've raised a PR (#724), please review.

Describe alternatives you've considered
N/A

Additional context
Profiles API documentation can be found here.

[github-actions]

This issue/PR is stale because it has been opened 60 days with no activity. Remove stale label or comment or this will be closed in 7 days