import Telnyx from 'telnyx';

const client = new Telnyx({
  apiKey: 'My API Key',
});

const ips = await client.ips.list();

console.log(ips.data);

{
  "data": [
    {
      "id": "6a09cdc3-8948-47f0-aa62-74ac943d6c58",
      "record_type": "ip",
      "connection_id": "3456789987654",
      "ip_address": "192.168.0.0",
      "port": 5060,
      "created_at": "2018-02-02T22:25:27.521Z",
      "updated_at": "2018-02-02T22:25:27.521Z"
    }
  ]
}