code: def test_file_reader_json():
      fr = FileReader(
          file_path=resources.data("example.json"),
          store_key="example",
          apply_func=json.loads,
      )
      datastore = fr.transform(datastore={})
  
      assert datastore["example"]["boolean"]
      assert len(datastore["example"]["array"]) == 3
      assert datastore["example"]["category"]["a"] == 0
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_file_reader_json() without return types