:calls: `GET /user/migrations/:migration_id`_
        :rtype: str

def get_status(self):
        """
        :calls: `GET /user/migrations/:migration_id`_
        :rtype: str
        """
        headers, data = self._requester.requestJsonAndCheck(
            "GET",
            self.url,
            headers={
                "Accept": Consts.mediaTypeMigrationPreview
            }
        )
        self._useAttributes(data)
        return self.state