curl --request GET \
  --url http://localhost:8000/api/agents/{agent_id}

{
  "name": "<string>",
  "type": "STT",
  "id": "<string>",
  "is_active": true,
  "user_id": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "description": "<string>",
  "config": {},
  "phone_number": "<string>",
  "twilio_sid": "<string>"
}