Utilizing WebViewer and the API. If you use the .merge call on a PDF that has been previously merged you get a duplication of all fields.
It seems like it is not seeing the existing form data and just merging again causing double of everything, instead of replacing it.
We thought it was an issue on our end somehow but you can recreate the issue on the demo you have stood up on your site.
Please advise as this issue is preventing us from actually utilizing the product.