Making a property optional

src/App.tsx

@@ -36,10 +36,9 @@ const App: React.FC = () => (
           <Map
             scope={{
               center: { lat: -37.8403508, lon: 77.5539501 },
-              zoom: 15,
+              zoom: 13,
               tileProvider: 'osm',
             }}
-            numberOfTiledLayers={1}
           />
         </Route>
         <Route exact path='/'>

src/components/map/Map.tsx

@@ -8,7 +8,7 @@ import { lon2tile, lat2tile } from '../../lib/geo';
 
 export interface MapProperties {
   scope: MapScope;
-  numberOfTiledLayers: number;
+  numberOfTiledLayers?: number;
 }
 
 /**