import Telnyx from 'telnyx';

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

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

console.log(notificationSettings.data);

{
  "data": [
    {
      "id": "8eb5b5f9-5893-423c-9f15-b487713d44d4",
      "notification_event_condition_id": "70c7c5cb-dce2-4124-accb-870d39dbe852",
      "notification_profile_id": "12455643-3cf1-4683-ad23-1cd32f7d5e0a",
      "associated_record_type": "phone_number",
      "associated_record_type_value": "+13125550000",
      "status": "enable-received",
      "notification_channel_id": "12455643-3cf1-4683-ad23-1cd32f7d5e0a",
      "parameters": [
        {
          "name": "phone_number",
          "value": "+13125550000"
        }
      ],
      "created_at": "2019-10-15T10:07:15.527Z",
      "updated_at": "2019-10-15T10:07:15.527Z"
    }
  ],
  "meta": {
    "page_number": 2,
    "page_size": 25,
    "total_pages": 3,
    "total_results": 55
  }
}