import Telnyx from 'telnyx';

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

const response = await client.campaign.usecase.getCost({ usecase: 'usecase' });

console.log(response.campaignUsecase);

{
  "campaignUsecase": "<string>",
  "monthlyCost": "<string>",
  "upFrontCost": "<string>",
  "description": "<string>"
}