How to use the angular-l10n.TranslationModule.forRoot function in angular-l10n

import { DevToolsExtension, NgRedux } from '@angular-redux/store';
import { Actions, JsonFormsState, UISchemaTester } from '@jsonforms/core';
import { LocaleValidationModule, TranslationModule } from 'angular-l10n';
import { AppComponent } from './app.component';
import { JsonFormsAngularMaterialModule } from '../../src/module';

import { initialState, rootReducer } from './store';
import { ReduxComponent } from './redux.component';
import logger from 'redux-logger';

@NgModule({
  declarations: [AppComponent, ReduxComponent],
  imports: [
    BrowserModule,
    JsonFormsAngularMaterialModule,
    TranslationModule.forRoot({}),
    LocaleValidationModule.forRoot()
  ],
  bootstrap: [AppComponent],
  schemas: [CUSTOM_ELEMENTS_SCHEMA]
})
export class AppModule {
  constructor(ngRedux: NgRedux, devTools: DevToolsExtension) {
    let enhancers: any[] = [];
    // ... add whatever other enhancers you want.

    // You probably only want to expose this tool in devMode.
    if (isDevMode() && devTools.isEnabled()) {
      enhancers = [...enhancers, devTools.enhancer()];
    }

    ngRedux.configureStore(rootReducer, initialState, [logger], enhancers);

// ListWithDetail components
    ListWithDetailControl,
    MasterPage,
    DetailPage,

    // other
    LabelRenderer
  ],
  imports: [
    IonicModule,
    IonicSelectableModule,
    JsonFormsModule,
    LocalizationModule,
    LocaleValidationModule.forRoot(),
    TranslationModule.forRoot(emptyL10NConfig)
  ],
  exports: [
    IonicModule,
    IonicSelectableModule,
    JsonFormsModule,
    LocalizationModule,
    LocaleValidationModule,
    TranslationModule
  ],
  entryComponents: [
    // controls
    BooleanCheckboxControlRenderer,
    BooleanToggleControlRenderer,
    StringControlRenderer,
    MultilineControlRenderer,
    NumberControlRenderer,

missingValue: 'No key'
    }
};

export function loadConfig(oidcConfigService: OidcConfigService) {
    console.log('APP_INITIALIZER STARTING');
    return () => oidcConfigService.load(`${window.location.origin}/api/ClientAppSettings`);
}

@NgModule({
    imports: [
        BrowserModule,
        FormsModule,
        routing,
        HttpClientModule,
        TranslationModule.forRoot(l10nConfig),
        DataEventRecordsModule,
        AuthModule.forRoot(),
    ],
    declarations: [
        AppComponent,
        ForbiddenComponent,
        HomeComponent,
        UnauthorizedComponent,
        SecureFilesComponent
    ],
    providers: [
        OidcConfigService,
        OidcSecurityService,
        {
            provide: APP_INITIALIZER,
            useFactory: loadConfig,

missingValue: 'No key'
    }
};

export function loadConfig(oidcConfigService: OidcConfigService) {
    console.log('APP_INITIALIZER STARTING');
    return () => oidcConfigService.load(`${window.location.origin}/api/ClientAppSettings`);
}

@NgModule({
    imports: [
        BrowserModule,
        FormsModule,
        routing,
        HttpClientModule,
        TranslationModule.forRoot(l10nConfig),
        DataEventRecordsModule,
        AuthModule.forRoot(),
    ],
    declarations: [
        AppComponent,
        ForbiddenComponent,
        HomeComponent,
        UnauthorizedComponent,
        SecureFilesComponent
    ],
    providers: [
        OidcConfigService,
        OidcSecurityService,
        {
            provide: APP_INITIALIZER,
            useFactory: loadConfig,

ServerTagFilterComponent,
		ServersDetailComponent,
		DirectConnectComponent,
		PlayerAvatarComponent,
		ColorizePipe,
		EscapePipe
	],
	imports:      [
		BrowserModule.withServerTransition({ appId: 'cfx-ui' }),
		FormsModule,
		HttpModule,
		AppRoutingModule,
		VirtualScrollerModule,
		MomentModule,
		HttpClientModule,
		TranslationModule.forRoot(l10nConfig),
		Angulartics2Module.forRoot(),
		LinkyModule,
		MetaModule.forRoot({
			provide: MetaLoader,
			useFactory: (metaFactory)
		}),
	],
	providers:    [
		ServersService,
		ServerTagsService,
		TweetService,
		{
			provide:  GameService,
			useClass: ((environment.production && !environment.web) || environment.game)
				? CfxGameService
				: DummyGameService

UserLocationComponent,
    UserSecurityComponent,
    QuestComponent,
    ModalDialogQuestFeedbackComponent,
    BlockContactUsComponent,
    UserSkillsComponent,
    WelcomeComponent,
    FhqJuryAdComponent
  ],
  imports: [
    BrowserModule,
    AppRoutingModule,
    BrowserModule,
    NgbModule,
    HttpClientModule,
    TranslationModule.forRoot(l10nConfig),
    AppRoutingModule,
    OverlayModule,
    FormsModule,
    AceModule,
    LMarkdownEditorModule,
    ReactiveFormsModule,
    BrowserAnimationsModule,
    ToastrModule.forRoot(),
    NgxMdModule.forRoot(),
    SimplemdeModule.forRoot()
  ],
  providers: [
    {
      provide: APP_BASE_HREF,
      useValue: '/'
    }, {

translation: {
        providers: [
            { type: ProviderType.Static, prefix: './i18n/locale-' }
        ],
        caching: true,
        missingValue: 'No key'
    }
};

@NgModule({
    imports: [
        BrowserModule,
        FormsModule,
        routing,
        HttpClientModule,
        TranslationModule.forRoot(l10nConfig),
        DataEventRecordsModule,
        AuthModule.forRoot(),
    ],

    declarations: [
        AppComponent,
        ForbiddenComponent,
        HomeComponent,
        UnauthorizedComponent
    ],

    providers: [
        OidcConfigService,
        {
            provide: APP_INITIALIZER,
            useFactory: configureAuth,