Fake reviews can damage your hard-earned reputation, but you aren't helpless....

https://priceofbusiness.com/exposing-the-truth-how-fake-reviews-can-ruin-a-business-and-how-erase-com-helps/

Fake reviews can damage your hard-earned reputation, but you aren't helpless. First, gather solid documentation—like internal logs or time-stamped proof—that disproves the claim