Storeware Docs
Event reference

Variant events

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

TopicSent whenNeeds one of
variant.updated.v1a variant changesproducts:read
variant.price_changed.v1a price changesproducts:read
variant.backorder_changed.v1a variant starts or stops taking backordersproducts:read
variant.digital_changed.v1a variant becomes digital or physicalproducts:read
variant.media_attached.v1a variant gains an imageproducts:read
variant.media_detached.v1a variant loses an imageproducts:read

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