/// <reference types="node" />
export declare class Header {
    private _type;
    private _length;
    private _magicCookie;
    private _transactionId;
    constructor(type: number, transactionId: string);
    readonly type: number;
    readonly length: number;
    readonly transactionId: string;
    readonly magicCookieAsBuffer: Buffer;
    readonly transactionIdAsBuffer: Buffer;
    toBuffer(bodyLen?: number): Buffer;
    loadBuffer($header: Buffer): boolean;
}