GraphiQL in Backend

models/Settings.php

@@ -3,13 +3,11 @@
 use Cms\Classes\Theme;
 use Model;
 
-
 class Settings extends Model
 {
-    public $implement = ['System.Behaviors.SettingsModel'];
+  public $implement = ['System.Behaviors.SettingsModel'];
 
-    public $settingsCode = 'germanairlinesva_graphql_settings';
-
-    public $settingsFields = 'fields.yaml';
+  public $settingsCode = 'germanairlinesva_graphql_settings';
 
+  public $settingsFields = 'fields.yaml';
 }