curl --request GET \
  --url https://{server}/api/admin/users/ \
  --cookie sessionid=

{
  "count": 123,
  "next": "<string>",
  "previous": "<string>",
  "results": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "email": "jsmith@example.com",
      "name": "<string>",
      "is_active": true,
      "is_system_admin": true,
      "organizations": [
        {
          "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "name": "<string>"
        }
      ]
    }
  ]
}