@netapps/netapps-crypto/_t2.js

pure JavaScript cryptographic library(jsrsasign) and JSON Web Token (JWT) and JSON Web Signature (JWS) library (jsjws) bundle

var j = require('./lib/jsrsasign');

var o1 = j.asn1.ASN1Util.newObject({int: {int: 1234567}});
console.log(o1.getEncodedHex());