AADHAR Biometric API wadh calulcation

gistfile1.txt

var CryptoJS = require("crypto-js");//replace thie with script tag in browser env

lr = 'Y';
ra = "F"; //'F' for fingerprint
rc = 'Y';
de = 'N';
pfr = 'N';
text = '2.5' + ra + rc + lr + de + pfr;

var sha = CryptoJS.SHA256(text);
var base64 = CryptoJS.enc.Base64.stringify(sha);

console.log('wadh:', base64);