const elems = document.elementsFromPoint(e.pageX, e.pageY);

const instance = elems.filter(elem => elem.classList.contains('meeting-hover-card'));

   if (instance.length > 0) {

           this.instance = instance[0];

           this.fireEvent(this.instance, 'mouseover');

    }

 const evObj = document.createEvent('Events');

    evObj.initEvent(eventName, true, false);

    elem.dispatchEvent(evObj);