import Nuntly from '@nuntly/sdk';

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

const response = await client.emails.cancel('em_01ka8k8s80gvx9604cn9am5st4');

console.log(response.id);

{
  "data": {
    "id": "<string>",
    "status": "queued"
  }
}