/**
 * @private
 */
export declare const asyncValidationStart: import("stapp").EventCreator1<string, string, void>;
/**
 * @private
 */
export declare const asyncValidationEnd: import("stapp").EventCreator1<string, string, void>;
/**
 * Start revalidating all fields
 */
export declare const revalidate: import("stapp").EventCreator1<void | string[], void | string[], void>;