Verify before processing
Validate the configured signature and reject stale or altered requests before changing local state.
Receive implemented SparkGlim events in your backend with signature verification, idempotency, and retry-safe processing.
Validate the configured signature and reject stale or altered requests before changing local state.
Persist the event identifier, return promptly, and process heavier work asynchronously.
Treat webhook event IDs and transaction references as idempotency keys.