function reduxProviderFactory(provider: ReduxInitService) {
  return () => provider.initialise();
}

@NgModule({
  imports: [],
  declarations: [],
  exports: [],
  providers: [
    DevToolsExtension,
    ObservableStore,
    ReduxInitService,
    { provide: APP_INITIALIZER, useFactory: reduxProviderFactory, deps: [ReduxInitService], multi: true },
    ...

});