def METHOD_NAME(image_template_name: Optional[pulumi.Input[str]] = None,
                       resource_group_name: Optional[pulumi.Input[str]] = None,
                       trigger_name: Optional[pulumi.Input[str]] = None,
                       opts: Optional[pulumi.InvokeOptions] = None) -> pulumi.Output[GetTriggerResult]:
    """
    Get the specified trigger for the specified image template resource
    Azure REST API version: 2022-07-01.
    :param str image_template_name: The name of the image Template
    :param str resource_group_name: The name of the resource group.
    :param str trigger_name: The name of the trigger
    """
    ...