if you don't know already, you have to go to https://cors-anywhere.herokuapp.com/corsdemo and then click on "Request temporary access to the demo server" before you can use cors-anywhere. I think that may be your problem.
if you don't know already, you have to go to https://cors-anywhere.herokuapp.com/corsdemo and then click on "Request temporary access to the demo server" before you can use cors-anywhere. I think that may be your problem.