Why was my account dowgraded?

I was emailed about my account being downgraded.  Said my credit card expired?   I believe I paid for the silver plan  yearly during the sale.  

Please let me know what the situation is.

Thanks,

We do apologize for the inconvenience.

Double checking your subscription, you're in the Silver yearly INT191130-6686-30945 which will renew on Nov 30,2020.

Your account is back to the silver plan.

If you need further assistance, let us know.