curl --request GET \
  --url https://api.voxo.co/v2/admin/devices/{id} \
  --header 'Authorization: Bearer <token>'

{
  "id": 123,
  "name": "<string>",
  "mac": "<string>",
  "tenant": {
    "id": 123,
    "name": "<string>"
  },
  "deviceModel": {
    "id": 123,
    "name": "<string>"
  },
  "extensions": [
    {
      "lineNumber": 123,
      "id": 123,
      "name": "<string>",
      "number": "<string>",
      "peerName": "<string>"
    }
  ],
  "buttonLayouts": [
    {
      "id": 123,
      "type": "<string>",
      "name": "<string>",
      "startKey": 123,
      "endKey": 123
    }
  ],
  "phonebooks": [
    {
      "id": 123,
      "name": "<string>"
    }
  ],
  "config": [
    {
      "name": "<string>",
      "label": "<string>",
      "value": "<string>",
      "displayValue": "<string>"
    }
  ],
  "userAgent": "<string>"
}