curl --request GET \
  --url http://localhost:8080/users/{user_id}/benefits/{benefit_id}/eligible_dependants

{
  "dependants": [
    {
      "active_consultation_count": 123,
      "dependant_id": "<string>",
      "first_name": "<string>",
      "insurance_policy_id": "<string>",
      "last_name": "<string>"
    }
  ]
}