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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 exec(self, payload: Log2ReqsAddOnPayload) -> TList[Request]: """Transform from json to Request Exception: ValueError: If path does not exist. """

        try:
            return Request.from_jsonf_to_list(payload.file, encoding=self.config.encoding)
        except TypeError as e:
            raise ValueError(e)