log-viewer/frontend/src/components/event/Event.js

import React from "react";
import "./Event.css";

function Event(props) {

    return (
        <div className="eventDiv">
            {props.data.picUrl? <img className="eventPic" src={props.data.picUrl}></img> : JSON.stringify(props.data)}
        </div>
    );
}

export default Event;