type WebhookProcessInput<T> = {
    provider: string;
    providerEventId: string;
    eventType: string;
    rawBody: string | Buffer;
    handle: () => Promise<T>;
};
export declare function processWebhookOnce<T>({ provider, providerEventId, eventType, rawBody, handle, }: WebhookProcessInput<T>): Promise<{
    duplicate: boolean;
    result?: T;
}>;
export declare function getWebhookEventId(provider: 'amanpay' | 'paypal', payload: any): string;
export {};
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