return dkSig.getSignatureValue();
} else {
WSSecSignature sig = getSignatureBuilder(wrapper, token, false);
if (sig != null) {
sig.prependBSTElementToHeader(secHeader);
List<Reference> referenceList = sig.addReferencesToSign(sigParts, secHeader);
if (bottomUpElement == null) {
sig.computeSignature(referenceList, false, null);