entry.setContentElement(content);
RequestOptions opts = new RequestOptions();
String contentType = "application/atom+xml; type=entry";
opts.setContentType(contentType);
IRI colUri = new IRI(providerURI).resolve("customer");
ClientResponse res = client.post(colUri.toString(), entry, opts);
// Feed request with predicates
opts = new RequestOptions();
contentType = "application/atom+xml";
opts.setContentType(contentType);