config.json

@@ -26,6 +26,21 @@
           "name": "My Service",
           "url": "http://sp-codes.de",
           "statePath": "$.state"
+        }, {
+          "id": "test3",
+          "name": "Test3",
+          "statePath": "$.state"
+        }
+      ]
+    }, {
+      "id": "group2",
+      "name": "Group2",
+      "services": [
+        {
+          "id": "test2",
+          "name": "Test2",
+          "url": "http://sp-codes.de",
+          "statePath": "$.state"
         }
       ]
     }

src/app/app.component.ts

@@ -38,7 +38,7 @@ export class AppComponent implements OnInit {
     this.api.getMetaInfo().subscribe(info => {
       this.title = info.title;
       this.description = info.description;
-      this.translations = info.translations || {};
+      this.translations = info.translations;
       this.htmlTitle.setTitle(this.title);
     });
   }