def METHOD_NAME(name: Optional[pulumi.Input[str]] = None,
                                                        namespace_name: Optional[pulumi.Input[str]] = None,
                                                        relay_name: Optional[pulumi.Input[str]] = None,
                                                        resource_group_name: Optional[pulumi.Input[str]] = None,
                                                        opts: Optional[pulumi.InvokeOptions] = None) -> pulumi.Output[ListAppServicePlanHybridConnectionKeysResult]:
    """
    Get the send key name and value of a Hybrid Connection.
    :param str name: Name of the App Service plan.
    :param str namespace_name: The name of the Service Bus namespace.
    :param str relay_name: The name of the Service Bus relay.
    :param str resource_group_name: Name of the resource group to which the resource belongs.
    """
    ...