var pubkeyBuffer = keyPair.getPublicKeyBuffer();
var ethPubkey = libs.ethUtil.importPublic(pubkeyBuffer);
var addressBuffer = libs.ethUtil.publicToAddress(ethPubkey);
var pubkeyBuffer = keyPair.getPublicKeyBuffer();
var ethPubkey = libs.ethUtil.importPublic(pubkeyBuffer);
var addressBuffer = libs.ethUtil.publicToAddress(ethPubkey);