private void setManager(ClusterDistributionManager dm) {
    StatAlertsManager manager = StatAlertsManager.getInstance(dm);
    manager.updateAlertDefinition(alertDefs, UpdateAlertDefinitionMessage.ADD_ALERT_DEFINITION);
    manager.setRefreshTimeInterval(refreshInterval);
  }
Sets the Alerts Manager on the receiver member VM. For the Alerts Manager, alert defs & the
refresh interval are set.

@param dm DistributionManager instance
geode-core/src/main/java/org/apache/geode/internal/admin/remote/StatAlertsManagerAssignMessage.java