def METHOD_NAME(resource_group_name: Optional[pulumi.Input[str]] = None,
                                              trigger_name: Optional[pulumi.Input[str]] = None,
                                              workflow_name: Optional[pulumi.Input[str]] = None,
                                              opts: Optional[pulumi.InvokeOptions] = None) -> pulumi.Output[ListWorkflowTriggerCallbackUrlResult]:
    """
    Get the callback URL for a workflow trigger.
    :param str resource_group_name: The resource group name.
    :param str trigger_name: The workflow trigger name.
    :param str workflow_name: The workflow name.
    """
    ...