code: function setDefaultQueues(array $defaultQueues)
      {
          $this->_defaults = $defaultQueues;
  
          $queues = StdArray::of($this->queues)->withMergeRecursive($defaultQueues, true);
          $this->queues = $queues->value;
  
          return $this;
      }
docs: Set Default Jobs In Queue
  
  @param array $defaultQueues
  
  @return $this