The Visitorkit JavaScript Library is a set of methods attached to a global visitorkit
object intended to be used by websites wishing to send data to Visitorkit projects. https://visitorkit.com/docs
npm install --save visitorkit
import VK from "visitorkit";
VK.init("SITE-ID");
To disable auto pageview tracking.
VK.init("SITE-ID", false);
VK.pageview();