why don’t you want to simply use the PDF plugin which is already in Bubble? it’s much easier…
Thanks,
Levon.
Founder at Bubblewits - Bubble Certified Partner
http://iambubble.com - one page Bubble demo
http://builtonbubble.com - Collection of apps built on Bubble
Dev.zeroqode.com - Reach out if you need help creating something on Bubble