Storeware Docs
Event reference

Subscription events

Topics named subscription.*, when each is sent, and the permissions that receive it.

TopicSent whenNeeds one of
subscription.created.v1a subscription startssubscriptions:read
subscription.updated.v1a subscription changessubscriptions:read
subscription.charged.v1a subscription delivery is paid forsubscriptions:read
subscription.payment_failed.v1a subscription card is refusedsubscriptions:read
subscription.renewal_upcoming.v1a subscription charge is comingsubscriptions:read
subscription.cycle_deferred.v1a subscription delivery is put backsubscriptions:read
subscription.skipped.v1a subscription delivery is skippedsubscriptions:read
subscription.paused.v1a subscription is pausedsubscriptions:read
subscription.resumed.v1a subscription resumessubscriptions:read
subscription.canceled.v1a subscription is cancelledsubscriptions:read
subscription.expired.v1a subscription endssubscriptions:read

What a payload carries, and how delivery is retried: Payloads and delivery.