Hi, I’m Nicole, I’ll be happy to help you out today.
Check the sender's email to be sure. Make sure that the sender's email is from Microsoft. You can also verify the email to a Microsoft agent. Use the get help app in Windows or use one of these links to create the support ticket.
https://support.microsoft.com/en-us/supportrequ...
https://support.microsoft.com/en-us/home/contac...
Also, here is a link for reference on the automatic deletion of inactive Microsoft Dataverse for Teams environment.
https://learn.microsoft.com/en-us/power-platfor...
Regards.