export interface IWebhookSignPayloadHeaders {
    "webhook-id": string;
    "webhook-timestamp": string;
    "webhook-signature": string;
}
export interface IWebhookSignPayload {
    sign(msgId: string, timestamp: Date, rawBody: string | Buffer, secret: string): Promise<IWebhookSignPayloadHeaders>;
}
/** Signs webhook payloads using the Standard Webhooks spec (https://www.standardwebhooks.com). */
export declare const WebhookSignPayload: import("@webiny/di").Abstraction<IWebhookSignPayload>;
export declare namespace WebhookSignPayload {
    type Interface = IWebhookSignPayload;
    type Headers = IWebhookSignPayloadHeaders;
}