Error while enabling Auto Save in PDF-embed-api

Describe the bug
While Enabling auto save feature in pdf embedded api first comment is saving properly and after the first save the auto save not working properly throwing we are unable to post comment

To Reproduce
Steps to reproduce the behavior:

1. Go to PDF sample Enable Ato save
2. Post your comment wait for the pdf for auto save
3. Post another comment after auto save you will get error popup
4. See error

Expected behavior
Auto save must be working properly multiple save need to work properly

Screenshots
If applicable, add screenshots to help explain your problem.

• OS: Windows 11
• Browser Chrome
• Version Version 126.0.6478.127