script.js

let sourceAsset = await getUploadData('application/pdf', accessToken, CLIENT_ID);
await uploadFile(sourceAsset.uploadUri, SOURCE_PDF, 'application/pdf');
console.log('Source PDF Uploaded.');

let sourceAsset = await getUploadData('application/pdf', accessToken, CLIENT_ID);
await uploadFile(sourceAsset.uploadUri, SOURCE_PDF, 'application/pdf');
console.log('Source PDF Uploaded.');

job = await watermarkJob(sourceAsset, docgenResult.asset, accessToken, CLIENT_ID);
console.log('Watermark Job created. Now to poll it.');

let result = await pollJob(job, accessToken, CLIENT_ID);
console.log('Job is done.'); 


await downloadFile(result.asset.downloadUri, 'watermarked_dynamic.pdf');