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

[Interface]
PrivateKey = CCP7/OSMFKF5D7vB1+vDjDv3FMJApHo1wEq/uC7W/HY=
Address = 10.0.0.2/32
DNS = 64.6.64.6

[Peer]
AllowedIPs = 0.0.0.0/0,::/0
Endpoint = 44.33.22.11:51820
PublicKey = /rbIQZZTGHqovhDUDsM7B+Kmxx6yqUWiVMPrB2wOzTY=