Client should continue the request.

Server is switching protocols.

Request succeeded.

Resource created successfully.

Success with no response body.

Resource moved permanently.

Temporary redirect.

Cached version is still valid.

Malformed or invalid request.

Authentication required.

Server refuses to authorize.

Resource not found.

HTTP method not supported.

Client took too long.

Conflict with current state.

Validation failed.

Rate limit exceeded.

Unexpected server error.

Invalid upstream response.

Server temporarily unavailable.