asRelayOrNull
Casts this RuleAction as a Relay and retrieves its aws.sdk.kotlin.services.mailmanager.model.RelayAction value. Returns null if the RuleAction is not a Relay.
Casts this RuleAction as a Relay and retrieves its aws.sdk.kotlin.services.mailmanager.model.RelayAction value. Returns null if the RuleAction is not a Relay.