/**
 * Represents an observer for events, encapsulating a callback to handle event notifications.
 *
 * @template T - The type of the event payload.
 */
export declare class EventObserver<T> {
    /**
     * A callback function to notify the observer of an event.
     *
     * @param eventPayload - The payload of the event to notify the observer about.
     */
    notify: (eventPayload: T) => void;
    constructor(callback: (payload: T) => void);
}