Unable to import backup json into cables

In reference to this question:

Today i tried testing an import but nothing happens and i see errors logged in console.

The patch i exported and tried to reimport was just a simple new 2d template patch(tried other patches too) :
https://cables.gl/p/5ca1e24c77e351136b216854?s=HZLBPzLHBtLqryK7

The error i got in console: