3509112 - What to do when email with title "Deactivation Information for SAP Cloud Identity Services" is received

An email with title "Deactivation Information for SAP Cloud Identity Services" is received and further information is needed about the next steps.
Further information about such email:

• Email contains info:
  "Your tenant environment will be deactivated due to lack of active solution in your contract. During the next
  30 days, you can still access your environment and complete any data download. After this time, your
  access will be restricted, and you will no longer be able to access the environment. Access for all other
  users will be also blocked."
  AND
  "If you want to cancel the termination process or renew your contract, please contact your cloud operator
  or account executive."
• Information like "Tenant Host", "Planned Deactivation Date", "Planned Deletion Date" can be found as well

Email looks similar like:

• SAP Cloud Identity Services
• Identity Authentication

SFSF SalesDemo instance, Deactivation Information for SAP Cloud Identity Services , KBA , BC-IAM-IDS , Identity Authentication Service , Problem