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.campaignBuilder.brand.qualifyByUsecase('usecase', {
  brandId: 'brandId',
});

console.log(response.annualFee);

{
  "annualFee": 123,
  "maxSubUsecases": 123,
  "minSubUsecases": 123,
  "mnoMetadata": {},
  "monthlyFee": 123,
  "quarterlyFee": 123,
  "usecase": "<string>"
}