There is a command group 'az_deployment_group'. This group of commands could 'manage azure resource manager template deployment at resource group'. 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_deployment_group_validate'.The syntax is: az deployment group validate --resource-group
                             [--handle-extended-json-format]
                             [--mode {complete, incremental}]
                             [--name]
                             [--no-prompt {false, true}]
                             [--parameters]
                             [--query-string]
                             [--rollback-on-error]
                             [--template-file]
                             [--template-spec]
                             [--template-uri]. The 1th example of the child command would be to use it to 'validate whether a template is valid at resource group', the syntax is: az deployment group validate --resource-group testrg --template-file {template-file}. The 2th example of the child command would be to use it to 'validate whether a template is valid at resource group   autogenerated', the syntax is: az deployment group validate --parameters MyValue=This MyArray=@array.json --resource-group testrg --template-file azuredeploy.json. The parameter '--resource-group -g' is required. It is used to the resource group to create deployment at.. The parameter '--handle-extended-json-format -j' is optional. support to handle extended template content including multiline and comments in deployment.. The parameter '--mode' is optional. the deployment mode.. The parameter '--name -n' is optional. the deployment name.. The parameter '--no-prompt' is optional. the option to disable the prompt of missing parameters for arm template. when the value is true, the prompt requiring users to provide missing parameter will be ignored. the default value is false.. The parameter '--parameters -p' is optional. supply deployment parameter values.. The parameter '--query-string -q' is optional. the query string (a sas token) to be used with the template-uri in the case of linked templates.. The parameter '--rollback-on-error' is optional. the name of a deployment to roll back to on error, or use as a flag to roll back to the last successful deployment.. The parameter '--template-file -f' is optional. the path to the template file or bicep file.. The parameter '--template-spec -s' is optional. the template spec resource id.. The parameter '--template-uri -u' is optional. the uri to the template file.. 