Firewall Outbound Rule
data class FirewallOutboundRule(val destinationAddresses: List<String>? = null, val destinationDropletIds: List<Int>? = null, val destinationKubernetesIds: List<String>? = null, val destinationLoadBalancerUids: List<String>? = null, val destinationTags: List<String>? = null, val portRange: String? = null, val protocol: String)