function testFunc(){
        var secretKey = '2B7E151628AED2A6ABF7158809CF4F3C';
        iv = "GaBeUBJepgDHXI+3fKWZMg==";
        var message = {
            "action":"switch"
        };
        message = JSON.stringify(message);

        iv = new Buffer( iv , 'base64').toString('hex');

        iv = CryptoJS.enc.Hex.parse( iv );
        let key= CryptoJS.enc.Hex.parse( secretKey );
        console.log("Let's ");
            // Decrypt

        var bytes  = CryptoJS.AES.decrypt( message, key , { iv: iv} );
        var plaintext = bytes.toString(CryptoJS.enc.Base64);
        var decoded_b64msg =  new Buffer(plaintext , 'base64').toString('ascii');
        var encoded_msg =     new Buffer( bytes).toString('base64');
        console.log("Encoded Message: ", encoded_msg);
        // console.log("Decryptedage UTF8 decoded: ", plaintext);
        return {payload:encoded_msg};
}