curl --request GET \
  --url https://eris.devops.truu.ai/api/v1/external/users/{tuid} \
  --header 'X-API-Key: <api-key>'

{
  "tuid": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "external_id": "<string>",
  "name": "<string>",
  "user_principal_name": "<string>",
  "email_addresses": [
    "<string>"
  ],
  "group_guid": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "is_active": true,
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "security": {
    "total_cases": 123,
    "open_cases": 123,
    "cases_by_state": {
      "discover": 123,
      "pending_investigation": 123,
      "investigating": 123,
      "enforced": 123,
      "closed": 123
    },
    "active_case_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "last_case": {
      "case_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "threat_type": "<string>",
      "case_state": "<string>",
      "created_at": "2023-11-07T05:31:56Z"
    },
    "last_threat_event": {
      "event_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "severity": "<string>",
      "signal_type": "<string>",
      "source": "<string>",
      "created_at": "2023-11-07T05:31:56Z"
    },
    "cluster_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "cluster_assigned_at": "2023-11-07T05:31:56Z"
  }
}