import Nuntly from '@nuntly/sdk';

const client = new Nuntly({
  apiKey: process.env['NUNTLY_API_KEY'],
});

const response = await client.messages.attachments.list('messageId_value');

{
  "data": [
    {
      "id": "<string>",
      "filename": "<string>",
      "contentType": "<string>",
      "size": 123,
      "contentDisposition": "<string>",
      "contentId": "<string>",
      "downloadUrl": "<string>"
    }
  ]
}