Add a Watermark using PDFfiller PHP Client

Using PDFfiller, you can easily add a watermark to your PDF or Word document. This will clearly state that the form belongs to your company and no one else can use it without your permission. Brand your documents with ease.
          
              
                    PDFfiller\OAuth2\Client\Provider\Document::createConstructor();

$document = Document::one($provider, 12345678);

$hashDocument = $document->createConstructor();