Having issues with generating a domain key

Hi,

I am having issues with generating a domain key for a freshly installed WP site with no plugins added except for woo commerce and the theme. Checked with the hosting company and they said there was nothing being blocked from their end.

This is the message I get:

Notice:

There was a problem with retrieving your Domain Key. Please click the Waiting for Approval button to retry.

There are two reasons why we might not be able to communicate with your domain:

1) The POST callback to?https://www.domain.com/wp-json/litespeed/v1/token?failed.

2) Our Current Online Server IPs was not allowlisted.

Please verify that your other plugins are not blocking REST API calls, allowlist our server IPs, or contact your server admin for assistance.:

I have also added the website’s IP address and that has not helped either.

Your help is greatly appreciated in resolving it. I have