import { UnionRequiredKeys } from '@tma.js/toolkit';
type RemoveUndefined<T> = {
    [K in UnionRequiredKeys<T>]-?: T[K];
};
/**
 * @returns Object with keys having undefined values.
 * @param value - an object to remove undefined values from.
 */
export declare function removeUndefined<T extends {}>(value: T): RemoveUndefined<T>;
export {};