code: def mocked_serder_export(*args, **kwargs):
      ep = export(*args, **kwargs)
      buffer = io.BytesIO()
      save(ep, buffer)
      buffer.seek(0)
      loaded_ep = load(buffer)
      return loaded_ep
  
label_desc: Use image node_id 1 for calling a global function with example usage: mocked_serder_export() and returns: loaded_ep