try {
response = doSimpleXmlRequest(HttpMethod.POST, "api/tokens", request, AuthenticateResponse.class);
} catch (RestClientException e) {
Integer httpResponseCode = e.getHttpResponseCode();
if (httpResponseCode != null && httpResponseCode == 401) {
throw new PlatformlayerInvalidCredentialsException("Invalid credentials");
}
throw new PlatformlayerAuthenticationClientException("Error authenticating", e);
}