export interface Spread {
    sequence: number;
    id: string;
    is_read: number;
    status: number;
}
export interface MessageItem {
    id: string;
    amid: string;
    chat_id: string;
    achat_id: string;
    sender_id: string;
    content: string;
    create_time: number;
    update_time: number;
    displayTime: number;
    type: number;
    sequence: number;
    send_time: number;
    at?: number;
    extra: any;
    status: number;
}
export declare const pull: (sequence?: number, useInit?: boolean, byNewMsgCmd?: boolean) => Promise<false | undefined>;
