Deprecated - Retrieve all assignments, in a given campaign instance.

The api to get a specific assignment v1.0 (v1.0/self/instances/{id}/assignments) is deprecated. The end of life is 31-Dec-2025. Use the following alternative API: GET /v2.0/instances/{id}/assignments
Get all the assignments for a specific campaign instance for a reviewer OR supervisor.
Entitlements required: manageAccessCertification [Manage Access Certification].