/**
 * Override the open and send methods of XMLHttpRequest to track XHR requests
 * @param beforeRequestCb function
 * @param onRequestCompletedCb function
 */
export declare const patchXMLHTTPRequest: (beforeRequestCb: any, onRequestCompletedCb: any) => void;
/**
 * Override the Fetch function to track Fetch requests
 * @param beforeRequestCb function
 * @param onRequestCompletedCb function
 */
export declare const patchFetch: (beforeRequestCb: any, onRequestCompletedCb: any) => void;