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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 _convert_entry(self, entry):
 """Convert entire journal entry utilising _convert_field."""

        result = {}
        for key, value in entry.items():
            if isinstance(value, list):
                result[key] = [self._convert_field(key, val) for val in value]
            else:
                result[key] = self._convert_field(key, value)
        return result