import { Outgoing } from '../interfaces/outgoing';
export type SessionWebhookSettings = {
    /**
     * 当前会话的 Webhook 地址
     */
    sessionWebhook: string;
    /**
     * 当前会话的 Webhook 地址过期时间
     */
    sessionWebhookExpiredTime: number;
};
/**
 * see https://open.dingtalk.com/document/orgapp/receive-message
 */
export declare class SessionWebhook {
    sessionWebhook: string;
    sessionWebhookExpiredTime: number;
    constructor(settings: SessionWebhookSettings);
    is_expired(): boolean;
    send(message: Outgoing.Message): Promise<void>;
}