Hello,
Thanks for contacting us and sorry for any inconvenience that might have been caused due to that.
Yes, you can use the same JSON key on multiple sites as long as the service account is added as the owner to all the properties. But all the websites will share the same quota available.
Hope this helps. Let us know if you need any other assistance.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.
