in src/main/java/com/twitter/joauth/Verifier.java [103:114]
public VerifierResult verify(UnpackedRequest.OAuth1TwoLeggedRequest request, String consumerSecret) {
return verifyOAuth1(
request,
request.nonce(),
request.timestampSecs(),
"",
consumerSecret,
request.signature(),
request.signatureMethod(),
request.normalizedRequest()
);
}