Broadcasted state extension not working

[ondave]

Running the example in the docs: https://hookstate.js.org/docs/extensions-broadcasted/

Browser console error:
DOMException: Failed to execute 'postMessage' on 'BroadcastChannel': [object Array] could not be cloned.

[avkonst]

Hi, what browser and version do you have?

[ondave]

Chrome on Ubuntu 22.04
Version 121.0.6167.139 (Official Build) (64-bit)