Not working on node 14 

Hi @lucasfelipecdm ,
we are using this library for handling the bio-matrics device for last 1.5 year and it's working fine for us
but now to are thinking to upgrade the code base to node 14 . and we are done with that the issue is come into the picture uareu-node library is not working on node 14 

Please help us to resove the issue