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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 snapshot(self) -> Tuple[Hash32, UUID]: """ Perform a full snapshot of the current state. Snapshots are a combination of the :attr:`~state_root` at the time of the snapshot and the id of the changeset from the journaled DB. """

        return self.state_root, self._account_db.record()