There is a command group 'az_datafactory_linked service'. This group of commands could 'manage linked service with datafactory'. 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_datafactory_linked service_create'.The syntax is: az datafactory linked-service create --factory-name
                                     --linked-service-name
                                     --properties
                                     --resource-group
                                     [--if-match]. The 1th example of the child command would be to use it to 'linkedservices_create', the syntax is: az datafactory linked-service create --factory-name "exampleFactoryName" --properties "{\"type\":\"AzureStorage\",\"typeProperties\":{\"connectionString\":{\"type\":\"SecureString\",\"value\":\"DefaultEndpointsProtocol=https;AccountName=examplestorageaccount;AccountKey=<storage key>\"}}}" --name "exampleLinkedService" --resource-group "exampleResourceGroup". The parameter '--factory-name' is required. It is used to the factory name.. The parameter '--linked-service-name --name -n' is required. It is used to the linked service name.. The parameter '--properties' is required. It is used to properties of linked service. expected value: json-string/json-file/@json-file.. 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 '--if-match' is optional. etag of the linkedservice entity.  should only be specified for update, for which it should match existing entity or can be * for unconditional update.. 