greeting.setMessage("Hello there!");
greeting.setTone(Tone.FRIENDLY);
final GreetingsRequestBuilders builders = new GreetingsRequestBuilders(requestOptions);
CreateIdRequest<Long, Greeting> createRequest = builders.create().input(greeting).build();
Response<IdResponse<Long>> response = restClient.sendRequest(createRequest).getResponse();
Assert.assertNull(response.getHeader(RestConstants.HEADER_CONTENT_TYPE));
@SuppressWarnings("unchecked")
long id = response.getEntity().getId();
@SuppressWarnings("deprecation")