Response codes

The Querying API uses the following response codes:

200The request has succeeded
201The request resulted in a new resource being created
202The request was accepted but has not been completed yet
204The request has succeeded but returns no message
304The response has not changed
400Bad request due to bad syntax
401The request requires user authentication or authentication has been refused
403The server understood the request but is refusing to execute it
404The requested resource could not be found
429Too many requests
500Internal server error
502Bad gateway
503Service unavailable

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