import Telnyx from 'telnyx';

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

const document = await client.documents.retrieve('6a09cdc3-8948-47f0-aa62-74ac943d6c58');

console.log(document.data);

{
  "data": {
    "id": "6a09cdc3-8948-47f0-aa62-74ac943d6c58",
    "record_type": "document",
    "created_at": "2018-02-02T22:25:27.521Z",
    "updated_at": "2018-02-02T22:25:27.521Z",
    "content_type": "application/pdf",
    "size": {
      "unit": "bytes",
      "amount": 123456
    },
    "status": "pending",
    "sha256": "08a96c641c3a74e44eb59afb61a24f2cb9f4d7188748e76ba4bb5edfa3cb7d1c",
    "filename": "test-document.pdf",
    "customer_reference": "MY REF 001",
    "av_scan_status": "scanned"
  }
}