import Telnyx from 'telnyx';

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

const response = await client.porting.loaConfigurations.preview0({
  address: {
    city: 'Austin',
    country_code: 'US',
    state: 'TX',
    street_address: '600 Congress Avenue',
    zip_code: '78701',
  },
  company_name: 'Telnyx',
  contact: { email: 'testing@telnyx.com', phone_number: '+12003270001' },
  logo: { document_id: '182bd5e5-6e1a-4fe4-a799-aa6d9a6ab26e' },
  name: 'My LOA Configuration',
});

console.log(response);

const content = await response.blob();
console.log(content);

"%PDF-1.4..."