data-down.js

const Container = React.createClass({
  componentDidMount() {
    const success = (notifications) => {
      this.setState({
        notifications: notifications,
      });
    };

    $.ajax({
      url: '/notifications',
      dataType: 'json',
      success: success,
    });
  },
  
  render() {
    return (
      <Presentation
        notifications={this.state.notifications}
      />
    );
  },
});

const Presentation = React.createClass({
  renderNotification({message, date}) {
    return <div>{message} — {date}</div>;
  },

  render() {
    return <div>{this.props.notifications.map(renderNotification)}</div>;
  },
});