Thanks @barrientossergio for your feedback. Really appreciate that.

Regarding the curl error, I think it might be due to internet issue. When you executed the curl command, you were disconnected from the internet. At least that was the problem with me when I faced the issue.

There are some similar answers in this StackOverflow issue

https://stackoverflow.com/questions/9791684/what-is-http-status-code-000