interface ResourceProps {
    ConfigurationSetName: string;
    EventDestinationName: string;
    SnsTopicArn: string;
    MatchingEventTypes: string[];
}
type OnEventHandler = (event: {
    PhysicalResourceId?: string;
    RequestType: "Create" | "Update" | "Delete";
    ResourceProperties: ResourceProps;
    OldResourceProperties?: ResourceProps;
}) => Promise<{
    PhysicalResourceId?: string;
    Data?: Record<string, any>;
}>;
export declare const handler: OnEventHandler;
export {};