import Telnyx from 'telnyx';

const client = new Telnyx({
  apiKey: process.env['TELNYX_API_KEY'], // This is the default and can be omitted
});

const response = await client.messaging10dlc.phoneNumberAssignmentByProfile.listPhoneNumberStatus('taskId');

console.log(response.records);

{
  "records": [
    {
      "taskId": "667a80f8-b0a9-49d0-b9ab-a7a1bcc45086",
      "phoneNumber": "+12024567890",
      "status": "pending"
    }
  ]
}