the user will provide data in this form: [("dataname1", data1, "datatype1"), ("dataname2", data2, "datatype2"), ...]
For example:
[
  ("name", "ton", "text"), 
  ("age", 15, "Integer"), 
  ("school_info", Dict("schoolname"=> "Bodin", "classmates_number"=> 52), "dictionary"), 
  ("classmate_names", Dataframe_data, "table"), 
  ("ton_image", image_data, "image"),
  ("ton_audio", audio_data, "audio"),
  ("ton_birthday_video", video_data, "video"),
  ("achievement.zip", file_data, "binary"),
]