Return every attempt Anton made to deliver this event to every subscribed endpoint. Each attempt records the request headers, response status, body, duration, and retry schedule — useful for debugging failing integrations.
API keys are opaque strings prefixed by environment:
ak_live_* — production keys, accepted only on api.antonpayments.com.ak_test_* — sandbox keys, accepted only on api.antonpayments.dev.Include your key in the Authorization header: Bearer ak_test_....
^evt_[a-zA-Z0-9]+$Delivery history.