get https://your-protect-instance.example.com/api/rest/v1/scim/v2/Users
This SCIM endpoint returns users based on a filter and pagination. The filter is a minimal one and currently doesn't support boolean operations.
Reference (filter): https://datatracker.ietf.org/doc/html/rfc7644#section-3.4.2.2
Reference (pagination): https://datatracker.ietf.org/doc/html/rfc7644#section-3.4.2.4