DocuSign NODE SDK Create Envelope with embedded recipient

createEnvelopeWithEmbeddedRecipient.js

// create a byte array that will hold our document bytes
var fileBytes = null;
try {
  var fs = require('fs');
  var path = require('path');
  // read file from a local directory
  fileBytes = fs.readFileSync(path.resolve(__dirname, "test.pdf"));
  // fileBytes = fs.readFileSync(path.resolve(__dirname, "[PATH/TO/DOCUMENT]"));
} catch (ex) {
  // handle error
  console.log('Exception: ' + ex);
}

// create an envelope that will store the document(s), field(s), and recipient(s)
var envDef = new docusign.EnvelopeDefinition();
envDef.emailSubject = 'Please sign this document sent from Node SDK';

// add a document to the envelope
var doc = new docusign.Document();
var base64Doc = new Buffer(fileBytes).toString('base64');
doc.documentBase64 = base64Doc;
doc.name = 'TestFile.pdf'; // can be different from actual file name
doc.extension = 'pdf';
doc.documentId = '1';

var docs = [];
docs.push(doc);
envDef.documents = docs;

// add a recipient to sign the document, identified by name and email we used above
var signer = new docusign.Signer();
signer.email = '{USER_EMAIL}';
signer.name = '{USER_NAME}';
signer.recipientId = '1';

//*** important: must set the clientUserId property to embed the recipient!
// otherwise DocuSign platform will treat recipient as remote and your
// integration will not be able to generate a signing token for the recipient
signer.clientUserId = '1001';

// create a signHere tab 100 pixels down and 150 right from the top left
// corner of first page of document
var signHere = new docusign.SignHere();
signHere.documentId = '1';
signHere.pageNumber = '1';
signHere.recipientId = '1';
signHere.xPosition = '100';
signHere.yPosition = '150';

// can have multiple tabs, so need to add to envelope as a single element list
var signHereTabs = [];
signHereTabs.push(signHere);
var tabs = new docusign.Tabs();
tabs.signHereTabs = signHereTabs;
signer.tabs = tabs;

// add recipients (in this case a single signer) to the envelope
envDef.recipients = new docusign.Recipients();
envDef.recipients.signers = [];
envDef.recipients.signers.push(signer);

// send the envelope by setting |status| to "sent". To save as a draft set to "created"
envDef.status = 'sent';

// instantiate a new EnvelopesApi object
var envelopesApi = new docusign.EnvelopesApi();

// call the createEnvelope() API to create and send the envelope
envelopesApi.createEnvelope(accountId, {'envelopeDefinition': envDef}, function (err, envelopeSummary, response) {
  if (err) {
    return next(err);
  }
  console.log('EnvelopeSummary: ' + JSON.stringify(envelopeSummary));
});