App Store server alerts provide real-time updates on a subscriber’s status, allowing you to create customized user experiences. The following new alerts are now available in the App Store sandbox environment, and you can use them in production later this year:
DID_RENEWnotifies you when a subscriber succeeds automatically.
PRICE_INCREASE_CONSENTnotifies you when the App Store starts asking users to accept the subscription’s new price, so you can remind them of the value of the service as an incentive to stay subscribed.
In addition, the following will be discontinued in the App Store sandbox environment in November 2020:
RENEWAL alerts and these top-level objects:
latest_expired_receipt_info. Update your code to continue providing a seamless user experience.
Learn more about the App Store server alerts