The domain has been served from Cloudflare for a long time. Now, we have pointed our subdomain to the Shopify website, and that setup is complete. However, the issue is that Shopify’s SSL verification is not happening because they claim that the domain, which is in Cloudflare, is blocking the SSL allocation.
This is something that only CF support can help you with.
Questions about billing will need to be resolved by the Customer Support team and cannot be resolved on the Community. You can open a Billing ticket here, https://dash.cloudflare.com/?to=/:account/support