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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def clean_value(self):
 """ Populates json serialization ready data. This is the method used to serialize and store the object data in to DB Returns: List of dicts. """

        result = []
        for mdl in self:
            result.append(super(ListNode, mdl).clean_value())
        return result