public static CfnResourceIndex of(Model model) {
        return model.getKnowledge(CfnResourceIndex.class, CfnResourceIndex::new);
    }
Applied when a property was derived from a lifecycle operation that
updates a resource or the {@link CfnMutabilityTrait} specifying {@code full}
or {@code write} mutability.
smithy-aws-cloudformation-traits/src/main/java/software/amazon/smithy/aws/cloudformation/traits/CfnResourceIndex.java