@JsonIgnore
    default int getEvaluationPriority() {
        return Ordered.LOWEST_PRECEDENCE;
    }
Indicates the evaluation priority of this service definition.
Works in combination with {@code #getEvaluationOrder()}, allowing
registered services of the same category/type to be sorted and grouped
first before evaluation order for each category. In other words,
it acts as the first sort key for evaluating services.

@return the evaluation priority
api/cas-server-core-api-services/src/main/java/org/apereo/cas/services/RegisteredService.java