Policy
fun PolicyTargetTrackingConfigurationCustomizedMetricSpecification(metricDimensions: List<PolicyTargetTrackingConfigurationCustomizedMetricSpecificationMetricDimension>? = null, metricName: String? = null, metrics: List<PolicyTargetTrackingConfigurationCustomizedMetricSpecificationMetric>? = null, namespace: String? = null, statistic: String? = null, unit: String? = null)