function makeVerifier() {
  var curve = e2e.ecc.DomainParam.fromCurve(e2e.ecc.PrimeCurve.P_256).curve;
  var publicKey = curve.pointFromByteArray(PUBLIC_KEY_BYTES);
  return new e2e.transparency.vrf.Verifier(publicKey);
}
Returns a VRF verifier from PUBLIC_KEY_BYTES.

@return {!e2e.transparency.vrf.Verifier}