Service unavailable. This typically happens when the server can't handle the request. For example, it may be overloaded or down for maintenance. Generally, this is a temporary state.

{
  "type": "/sso-config/error-responses/service-unavailable",
  "title": "Service Unavailable.",    
  "instance": "76b1595d-08e5-46a8-8bc6-72d01e621303",
  "detail": "Service temporarily unavailable. Please try again later.",
  "errors": []
}