code: def get_subscription(self, subscription_id):
          
          route_values = {}
          if subscription_id is not None:
              route_values['subscriptionId'] = self._serialize.url('subscription_id', subscription_id, 'str')
          response = self._send(http_method='GET',
                                location_id='fc50d02a-849f-41fb-8af1-0a5216103269',
                                version='5.0',
                                route_values=route_values)
          return self._deserialize('Subscription', response)
docs: GetSubscription.
          Get a specific service hooks subscription.
          :param str subscription_id: ID for a subscription.
          :rtype: :class:`<Subscription> <azure.devops.v5_0.service_hooks.models.Subscription>`