import Courier from '@trycourier/courier';

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

const audience = await client.audiences.update('audience_id');

console.log(audience.audience);

{
  "audience": {
    "id": "aud_01H8M...",
    "name": "Example Name",
    "description": "An example description.",
    "operator": "AND",
    "filter": {
      "filters": [
        {
          "operator": "string",
          "path": "string",
          "value": "string",
          "filters": [
            {
              "operator": "string"
            }
          ]
        }
      ]
    },
    "created_at": "2024-01-15T10:30:00.000Z",
    "updated_at": "2024-01-15T10:30:00.000Z"
  }
}