import { SignalsService } from './SignalsService';
/** @public */
export declare const signalsServiceRef: import("@backstage/backend-plugin-api").ServiceRef<SignalsService, "plugin">;
/**
 * @public
 * @deprecated Use `signalsServiceRef` instead
 */
export declare const signalService: import("@backstage/backend-plugin-api").ServiceRef<SignalsService, "plugin">;