Please note that as communicated to subscribers over https://status.access.worldpay.com/, Worldpay will be conducting a routine controlled data centre failover, which will cause a service disruption that may last up to 4h, and will impact any payments that are dependant on their services: increased latency, unavailability of querying events, unavailability of their test environment, delay in dispatching webhooks, etc. Please reach out and contact Worldpay directly to learn more.