import Courier from '@trycourier/courier';

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

const lists = await client.lists.list();

console.log(lists.items);

{
  "paging": {
    "cursor": "MTpFWUNFRkRRN0c1WERTRTU2",
    "more": true
  },
  "items": [
    {
      "id": "example.list.id",
      "name": "Example List",
      "created": "2024-01-15T10:30:00.000Z",
      "updated": "2024-01-15T10:30:00.000Z"
    }
  ]
}