Are there any sample instructions on how to create a Webhook flow in PoweApps (Portals) or in Azure Active Directory based on a PowerApps Portals app?
https://docs.microsoft.com/en-us/azure/marketplace/partner-center-portal/pc-saas-fulfillment-apis
ISVs must implement the following API flows by adding into their SaaS service code to maintain the same subscription status for both ISVs and Microsoft:
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