@Injectable()
export class DataEffects {
    @Effect() dataInitialize$ = this.actions$
    .ofType(fromActions.DATA_LOADED).pipe(
    switchMap(payload => {
        ///
    }));
}

@Injectable()
export class DataService {
	geData(): Observable<any> {
		return this.backendService.request('/data', 'GET')
	}
}