APIs Explorer: PubSub and IoT
Google Crash on last step
There is garbage in the instructions page. The certificate type needs to be rsa-x509-pem, not RS256f or what that garbage was (can't scroll while this input field is open).
Instructions did not work for running the pthon scripts with the modifications.
There is a typo in the lab (the section around creating the iot device via cloud shell looks like it is supposed to be commented. Also there are additional steps to get it to work on Cloud SDK rather than Cloud Shell