public String getSubnetId() {
        return this.subnetId;
    }
<p>
The ID of the subnet that includes the IP address that you want to update. To get this ID, use <a
href="https://docs.aws.amazon.com/Route53/latest/APIReference/API_route53resolver_GetResolverEndpoint.html"
>GetResolverEndpoint</a>.
</p>

@return The ID of the subnet that includes the IP address that you want to update. To get this ID, use <a
        href="https://docs.aws.amazon.com/Route53/latest/APIReference/API_route53resolver_GetResolverEndpoint.html"
        >GetResolverEndpoint</a>.
aws-java-sdk-route53resolver/src/main/java/com/amazonaws/services/route53resolver/model/IpAddressUpdate.java