export declare enum ErrorCode {
    ok = 0,
    system_busy = 1,
    forbidden = 403,
    auth_failed = 514,
    internal_error = 1000040343,
    exceed_conn_limit = 1000040350
}
export declare enum FrameType {
    control = 0,
    data = 1
}
export declare enum HeaderKey {
    type = "type",
    message_id = "message_id",
    sum = "sum",
    seq = "seq",
    trace_id = "trace_id",
    biz_rt = "biz_rt",
    handshake_status = "handshake-status",
    handshake_msg = "handshake-msg",
    handshake_autherrcode = "handshake-autherrcode"
}
export declare enum MessageType {
    event = "event",
    card = "card",
    ping = "ping",
    pong = "pong"
}
export declare enum HttpStatusCode {
    ok = 200,
    internal_server_error = 500
}
export declare enum Domain {
    Feishu = 0,
    Lark = 1
}