import { ApiService } from './api.service';
import 'rxjs/add/operator/map';
import { Observable } from "rxjs/Observable";
export declare class BackendService {
    protected api: ApiService;
    protected model: any;
    constructor(api: ApiService);
    setModel(model: any): void;
    find(id: any): Observable<any>;
    save(data: any): any;
    update(data: any): Observable<Object>;
    createNew(data: any): any;
    destroy(data: any): Observable<Object>;
    get(model?: any, options?: any): any;
    getRelated(related: any, key: any, model?: any, options?: {}): any;
}