Get a firewall device

get https://api.linode.com/{apiVersion}/networking/firewalls/{firewallId}/devices/{deviceId}

Returns information for a Firewall Device, which assigns a Firewall to a service (referred to as the Device's entity).

linode-cli firewalls device-view \
  123 456

<https://www.linode.com/docs/products/tools/cli/get-started/>

firewall:read_only

<https://techdocs.akamai.com/linode-api/reference/get-started#oauth>