/**
 *
 *
 * @class PartSetHeader
 */
export declare class PartSetHeader {
    /**
     *
     * Creates a PartSetHeader object using a JSON string
     * @param {String} json - JSON string.
     * @returns {PartSetHeader} - PartSetHeader object.
     * @memberof PartSetHeader
     */
    static fromJSON(json: string): PartSetHeader;
    readonly total: BigInt;
    readonly hash: string;
    /**
     * PartSetHeader.
     * @constructor
     * @param {BigInt} total - Total count.
     * @param {string} hash - Part hash.
     */
    constructor(total: BigInt, hash: string);
    /**
     *
     * Creates a JSON object with the PartSetHeader properties
     * @returns {JSON} - JSON Object.
     * @memberof PartSetHeader
     */
    toJSON(): {
        hash: string;
        total: number;
    };
    /**
     *
     * Check if the PartSetHeader object is valid
     * @returns {boolean} - True or false.
     * @memberof PartSetHeader
     */
    isValid(): boolean;
}