old_contents: import PubSubEs6 from 'pub-sub-es6';
  
  global.PubSub = PubSubEs6
  
new_contents: import PubSubEs6 from 'pub-sub-es6';
  
  PubSubEs6.config.trace = {
      dispatch: false,
      receive: false,
      unsubscribe: false,
      not_found_subscriber: false
  };
  
  global.PubSub = PubSubEs6
  
subject: Disable internal logging