scinote-web/app/javascript/packs/shared/navigation/components/ActivityElement.jsx

import React from "react";
import PropTypes from "prop-types";
import { FormattedTime } from "react-intl";

const ActivityElement = ({ activity }) =>
  <li>
    <span>
      <FormattedTime
        value={activity.created_at}
        hour="numeric"
        minute="numeric"
      />
    </span>
    <span dangerouslySetInnerHTML={{ __html: activity.message }} />
  </li>;

ActivityElement.propTypes = {
  activity: PropTypes.shape({
    message: PropTypes.string.isRequired,
    created_at: PropTypes.string.isRequired
  })
};

export default ActivityElement;