@Override
    public String toString() {
        return "ScaleRuleVO{"
                + "id='" + id + '\''
                + ", metricName='" + metricName + '\''
                + ", type=" + type
                + ", sort=" + sort
                + ", status=" + status
                + ", minimum='" + minimum + '\''
                + ", maximum='" + maximum + '\''
                + ", dateCreated='" + dateCreated + '\''
                + ", dateUpdated='" + dateUpdated + '\''
                + '}';
    }
build scaleRuleVO.

@param scaleRuleDO {@linkplain ScaleRuleDO}
@return {@linkplain ScaleRuleVO}
shenyu-admin/src/main/java/org/apache/shenyu/admin/model/vo/ScaleRuleVO.java