public String getFirewallRuleGroupId() {
        return this.firewallRuleGroupId;
    }
<p>
The unique identifier of the firewall rule group that you want to delete the rule from.
</p>

@return The unique identifier of the firewall rule group that you want to delete the rule from.
aws-java-sdk-route53resolver/src/main/java/com/amazonaws/services/route53resolver/model/DeleteFirewallRuleRequest.java