There is a partner integration with Smile.io, described here in the partner portal, but there are no official plans for a Klaviyo-built integration at this time. That said, Smile.io does offer their support email, so you may be able to find your answer there:
Thanks for the answer, smile.io is great to bump reviews number and without this it cannot be done by using Klaviyo reviews functionality. I know that highest smile plan give you option to build custom triggers but its too expensive for now.
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