base url:
https://<membership_id>.spydra.app/fabric/<app_id>
Get the base URL from Network -> Deployed Apps -> App -> Rest API page.
Select your organization at the top right of this page.
Alternatively, you can from the URL by getting the <membership_id> by navigating
to Network -> Members page and getting the <app_id> by navigating to the Network ->
Deployed Apps -> App Overview page.