The issue has been identified and a fix is being implemented.
Posted 6 months ago. Dec 10, 2018 - 22:49 UTC
Our team is investigating a possible system irregularity currently affecting Replay API. Connections may result in 502 error message when attempting to access Replay endpoints. The presence and scope of any customer impact has not been determined at this time, but we will provide an update as soon as we know more.