import { FrontendDescription, Services } from '../../../types';
import { EnhancedContext, PreviousContext } from '../model';
/**
 * Manages the communication with a request response mechanism.
 * If several fragments will use the same service, the service implementation of the topmost arrangement will be used.
 *
 * Sequence Diagram: see {@link services.md}
 */
/**
 * Get the function of a nested service and return it. Otherwise return undefined.
 */
export declare function getNestedService(services: Services, servicePath: Array<string>, serviceName: string): Services | CallableFunction | undefined;
declare const _default: import("../../../types").Plugin<FrontendDescription, PreviousContext, EnhancedContext>;
export default _default;