curl --request GET \
  --url https://api.example.com/v1/crm/tickets/{ticketId}/external-users \
  --header 'Authorization: Bearer <token>'

{
  "meta": {
    "totalCount": 123,
    "totalPages": 123,
    "page": 123,
    "perPage": 123
  },
  "data": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "ticketId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "email": "jsmith@example.com",
      "createdAt": "<string>",
      "createdBy": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "updatedAt": "<string>",
      "updatedBy": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
    }
  ]
}