def METHOD_NAME(linked_service_name: Optional[str] = None,
                       resource_group_name: Optional[str] = None,
                       workspace_name: Optional[str] = None,
                       opts: Optional[pulumi.InvokeOptions] = None) -> AwaitableGetLinkedServiceResult:
    """
    Gets a linked service instance.
    :param str linked_service_name: Name of the linked service.
    :param str resource_group_name: The name of the resource group to get. The name is case insensitive.
    :param str workspace_name: Name of the Log Analytics Workspace that contains the linkedServices resource
    """
    __args__ = dict()
    __args__['linkedServiceName'] = linked_service_name
    __args__['resourceGroupName'] = resource_group_name
    __args__['workspaceName'] = workspace_name
    opts = pulumi.InvokeOptions.merge(_utilities.get_invoke_opts_defaults(), opts)
    __ret__ = pulumi.runtime.invoke('azure-native:operationalinsights/v20151101preview:getLinkedService', __args__, opts=opts, typ=GetLinkedServiceResult).value
    return AwaitableGetLinkedServiceResult(
        id=pulumi.get(__ret__, 'id'),
        name=pulumi.get(__ret__, 'name'),
        resource_id=pulumi.get(__ret__, 'resource_id'),
        type=pulumi.get(__ret__, 'type'))