Import Firewalla WireGuard gives config error

I have Firewall config used on macOS and iPhone with no issue(via WireGuard app), but importing on AR150 gives import error, what can be wrong ?

You need to add space before and after =

Here is a reference for you

PrivateKey = CCP7/OSMFKF5D7vB1+vDjDv3FMJApHo1wEq/uC7W/HY=
Address =

AllowedIPs =,::/0
Endpoint =
PublicKey = /rbIQZZTGHqovhDUDsM7B+Kmxx6yqUWiVMPrB2wOzTY=