I have removed the block on your account, but keep in mind our system checks every 7 days.
Only the owner and users with the role SUPERADMIN can access the billing page, where you'll find your invoices.
If you are neither, please reach out to the owner to be added to the team or to be upgraded to SUPERADMIN.
More on the topic; https://playsignage.com/support/teams/#how-it-works