There is a command group 'az_eventhubs_namespace_application group'. This group of commands could 'manages application groups for premium eventhubs namespace'. The group of commands has global parameter '--debug' which means 'Increase logging verbosity to show all debug logs.'. The group of commands has global parameter '--help -h' which means 'Show this help message and exit.'. The group of commands has global parameter '--only-show-errors' which means 'Only show errors, suppressing warnings.'. The group of commands has global parameter '--output -o' which means 'Output format.'. The group of commands has global parameter '--query' which means 'JMESPath query string. See <a href="http://jmespath.org/">http://jmespath.org/</a> for more information and examples.'. The group of commands has global parameter '--subscription' which means 'Name or ID of subscription. You can configure the default subscription using `az account set -s NAME_OR_ID`.'. The group of commands has global parameter '--verbose' which means 'Increase logging verbosity. Use --debug for full debug logs.'. This group contains a child command 'az_eventhubs_namespace_application group_create'.The syntax is: az eventhubs namespace application-group create --client-app-group-id
                                                --name
                                                --namespace-name
                                                --resource-group
                                                [--is-enabled {false, true}]
                                                [--policy-config]. The 1th example of the child command would be to use it to 'create an application group myappgroup for eventhub namespace mynamespace with 2 throttling policies  maximum allowed throttling policies is 4', the syntax is: az eventhubs namespace application-group create --namespace-name mynamespace -g MyResourceGroup --name myAppGroup --client-app-group-identifier NamespaceSASKeyName=keyname --throttling-policy-config name=policy1 metric-id=IncomingMessages rate-limit-threshold=10000 --throttling-policy-config name=policy2 metric-id=IncomingBytes rate-limit-threshold=20000. The parameter '--client-app-group-id --client-app-group-identifier' is required. It is used to the unique identifier for application group.supports sas(namespacesaskeyname=keyname or entitysaskeyname=keyname) or aad(aadappid=guid).. The parameter '--name -n' is required. It is used to name of application group.. The parameter '--namespace-name' is required. It is used to name of namespace.. The parameter '--resource-group -g' is required. It is used to name of resource group. you can configure the default group using `az configure --defaults group=<name>`.. The parameter '--is-enabled' is optional. determines if application group is allowed to create connection with namespace or not. once the isenabled is set to false, all the existing connections of application group gets dropped and no new connections will be allowed.. The parameter '--policy-config --throttling-policy --throttling-policy-config' is optional. list of throttling policy objects.. 