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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 get_instance(self, payload):
 """ Build an instance of EntityInstance :param dict payload: Payload response from the API :returns: twilio.rest.authy.v1.service.entity.EntityInstance :rtype: twilio.rest.authy.v1.service.entity.EntityInstance """

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