Button not working on json-endpoints.

[puggan]

Reproduce:

1. Goto an json-endpoint, exemple: https://dummyjson.com/user
2. Try to activate the button

Expected:

3. Button turning red

Current result:

3. Button stays gray

[lhall-amphibee]

Hello and thanks for your interest in this plugin :)

At first glance, it looks like it might be a limitating of the Cookie API in FF. I'll see if I can find a way to inject the cookie in such pages.