<Dd> Standard response for successful HTTP requests . The actual response will depend on the request method used . In a GET request, the response will contain an entity corresponding to the requested resource . In a POST request, the response will contain an entity describing or containing the result of the action . </Dd> <Dd> The request has been fulfilled, resulting in the creation of a new resource . </Dd> <Dd> The request has been accepted for processing, but the processing has not been completed . The request might or might not be eventually acted upon, and may be disallowed when processing occurs . </Dd> <Dt> 203 Non-Authoritative Information (since HTTP / 1.1) </Dt>

Http status code = 502 http message = bad gateway