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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 update(self, status):
 """ Update the VerificationInstance :param VerificationInstance.Status status: The new status of the resource :returns: Updated VerificationInstance :rtype: twilio.rest.verify.v2.service.verification.VerificationInstance """

        data = values.of({'Status': status, })

        payload = self._version.update(
            'POST',
            self._uri,
            data=data,
        )

        return VerificationInstance(
            self._version,
            payload,
            service_sid=self._solution['service_sid'],
            sid=self._solution['sid'],
        )