Package is not signed! (insync-1.3.17.36167-fc23.x86_64.rpm)

Hi,

Trying to install insync-1.3.17.36167-fc23.x86_64.rpm on OpenSUSE. I imported the insync public key but I get the error that the Package is not Signed.
Could you please sign it and re-upload?

Thanks
A.B.