Here's how the Team Admin can reactivate the subscription.
Login to your Signeasy account using https://app.signeasy.com.
Make sure you have logged in as Admin by seeing the tag "Admin" below your initials at the top right.
Click on Reactivate Subscription above your initials, and you will see the below prompt.
A confirmation message will be displayed once the subscription is reactivated.
This can also be done from the Team Settings by clicking on the Team option in the left panel.
Click on the Team Settings right next to your Plan Name.
Click on Reactivate Subscription to enable Auto-Renewal of your subscription.
On the Prompt, click Reactivate Subscription to proceed further.
A confirmation message will be displayed once the subscription is reactivated.