@Component({
  selector: 'another-component',
  templateUrl: 'another.template.html',
})
export class AnotherComponent implements OnInit {
  data;

  constructor(
    private eventQueue: EventQueueService,
    private dataService: DataService,
  ) {}

  ngOnInit() {
    this.eventQueue.on(AppEventType.AccountChanged)
        .pipe(
          switchMap(() => this.dataService.getData()),
        )
        .subscribe(res => this.handleEvent(res));
  }

  handleEvent(res) {
    // Do something with the response
  }
}