curl --request GET \
  --url https://{operatorDomain}/v1/admin/bookings/{id}/travelers \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "id": "trv_01J9",
      "firstName": "[redacted]",
      "lastName": "[redacted]",
      "role": "lead"
    }
  ]
}