ERROR CONNECTING TO FIREBASE NODE.js

i am having problems connecting to firebase reading or inserting data via NODE.js

below is my code :

var admin = require("firebase-admin");

var serviceAccount = require("./service_account.json");

admin.initializeApp({
  credential: admin.credential.cert(serviceAccount),
  databaseURL: "https://databaseName.firebaseio.com"
});

var db = admin.database();
var ref = db.ref("access/12345678");


ref.on("value", function(snapshot) {
  console.log(snapshot.val());
}, function (errorObject) {
  console.log("The read failed: " + errorObject.code);
});


admin.database.enableLogging(true);

Here is the error i am getting from the "admin.database.enablelogging(true)" bwlow

screenshot

via codegod