/**
 * The ChatUserInfo class, which contains the user attributes, such as the nickname, description, and avatar.
 */
export declare class ChatUserInfo {
    /**
     * The user id.
     */
    userId: string;
    /**
     * The user name.
     */
    nickName?: string;
    /**
     * The url of user avatar.
     */
    avatarUrl?: string;
    /**
     * The user email.
     */
    mail?: string;
    /**
     * The user mobile phone number.
     */
    phone?: string;
    /**
     * The user gender.
     */
    gender?: number;
    /**
     * The user sign.
     */
    sign?: string;
    /**
     * The user birthday.
     */
    birth?: string;
    /**
     * The user extension information.
     */
    ext?: string;
    constructor(params: {
        userId: string;
        nickName?: string;
        avatarUrl?: string;
        mail?: string;
        phone?: string;
        gender?: number;
        sign?: string;
        birth?: string;
        ext?: string;
    });
}