decrypt code

var key = aesjs.utils.utf8.toBytes("j3u8ue8xmrhsth59");

// Convert text to bytes
var text = 'GLGqOsjCQejV8wvNflrKvXkNfvYYR+eqogEn8payz3MHk8VLK5Wet0Y6F6c6L5yoXvsMZ5SEwHD5boeNuc5hcdKXOMDhu31T3kLNGPxOcfL0oiv78pP4MmLeekQWvfZbbKNdsAEaXwU5VHFN4SMKNwAhAKoCOrqCKrv4V9W4odwQDOFQpmogxPD2iLMCUAVkzQZB+aqAg4r6yranT/uGvvImPe+jlOH8I28qWGCPEtCM5N+n/QiQrJ+lZHK8SJgnnBsLJdj778/0Maiqx7huyAmnHJx0vxbH+gv+zsrtrIr8x++io+genj8pabVmN1e1';
var textEnc = '{"dataId":"00058F9C9BE9A2D4BBCE67122FB80002","devId":"175540103c71bf20df5a","productKey":"66mNaBqLdsYhX5lA","status":[{"1":"true","code":"switch","t":1565277677005,"value":true},{"2":"0","code":"countdown_1","t":1565277677005,"value":0}]}';

function _base64ToBytesr(base64) {
    var binary_string =  window.atob(base64);
    var len = binary_string.length;
    var bytes = new Uint8Array( len );
    for (var i = 0; i < len; i++)        {
        bytes[i] = binary_string.charCodeAt(i);
    }
    return bytes;
}

const textbytes = _base64ToBytesr(text);
console.log(textbytes);
var aesEcb = new aesjs.ModeOfOperation.ecb(key);

var decryptedBytes = aesEcb.decrypt(textbytes);
console.log(textbytes);
var decryptedText = aesjs.utils.utf8.fromBytes(textbytes);
console.log(decryptedText);