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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 add_journal(self, data):
 """ This method include new journals to the ArticleMeta. data: legacy SciELO Documents JSON Type 3. """


        journal = self.dispatcher(
            'add_journal',
            data,
            self._admintoken
        )

        return json.loads(journal)