The time at which the grace period for subscription renewals expires, in
UNIX epoch time format, in milliseconds. This key is only present for apps
that have Billing Grace Period enabled and when the user experiences a
billing error at the time of renewal. Use this time format for processing dates.
A flag that indicates Apple is attempting to renew an expired subscription
automatically. This field is only present if an auto-renewable subscription
is in the billing retry state. See is_in_billing_retry_period for more
information.
The reference name of a subscription offer that you configured in App Store
Connect. This field is present when a customer redeemed a subscription
offer code. For more information, see offer_code_ref_name.
The price consent status for a subscription price increase. This field is
only present if the customer was notified of the price increase. The
default value is "0" and changes to "1" if the customer consents.
The unique identifier of the product purchased. You provide this value
when creating the product in App Store Connect, and it corresponds to the
productIdentifier property of the SKPayment object stored in the
transaction's payment property.
The identifier of the promotional offer for an auto-renewable subscription
that the user redeemed. You provide this value in the Promotional Offer
Identifier field when you create the promotional offer in App Store Connect.