import { AuthenticationManagementBase } from './AuthenticationManagementBase';
import type { Application, Params } from '@feathersjs/feathers';
import type { DataCheckUnique, CheckUniqueServiceOptions } from '../types';
export declare class CheckUniqueService extends AuthenticationManagementBase<DataCheckUnique, null, CheckUniqueServiceOptions> {
    constructor(app: Application, options?: Partial<CheckUniqueServiceOptions>);
    _create(data: DataCheckUnique, params?: Params): Promise<null>;
}