JavaScript/jQuery Map - key

<dx-map ... >
    <dxo-key
        bing="MY_BING_MAPS_KEY"
        google="MY_GOOGLE_MAPS_KEY"
        googleStatic="MY_GOOGLE_STATIC_MAPS_KEY">
    </dxo-key>
</dx-map>

import { Component } from '@angular/core';
 
@Component({
    selector: 'app-root',
    templateUrl: './app.component.html',
    styleUrls: ['./app.component.css']
})
export class AppComponent { }

import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';
import { AppComponent } from './app.component';
 
import { DxMapModule } from 'devextreme-angular';
 
@NgModule({
    declarations: [
        AppComponent
    ],
    imports: [
        BrowserModule,
        DxMapModule
    ],
    providers: [ ],
    bootstrap: [AppComponent]
})
export class AppModule { }