import { BlockID } from "./block-id";
/**
 *
 *
 * @class BlockHeader
 */
export declare class BlockHeader {
    /**
     *
     * Creates a BlockHeader object using a JSON string
     * @param {String} json - JSON string.
     * @returns {BlockHeader} - BlockHeader object.
     * @memberof BlockHeader
     */
    static fromJSON(json: string): BlockHeader;
    readonly chainID: string;
    readonly height: BigInt;
    readonly time: string;
    readonly numTXs: BigInt;
    readonly totalTxs: BigInt;
    readonly lastBlockID: BlockID;
    readonly lastCommitHash: string;
    readonly dataHash: string;
    readonly validatorsHash: string;
    readonly nextValidatorsHash: string;
    readonly consensusHash: string;
    readonly appHash: string;
    readonly lastResultsHash: string;
    readonly evidenceHash: string;
    readonly proposerAddress: string;
    /**
     * BlockHeader.
     * @constructor
     * @param {string} chainID - Blockchain ID.
     * @param {BigInt} height - Block Height.
     * @param {string} time - Date time.
     * @param {BigInt} numTXs - Number of transactions in the block.
     * @param {BigInt} totalTxs - Total transaction count.
     * @param {BlockID} lastBlockID - Last block Id.
     * @param {string} lastCommitHash - Last commit hash.
     * @param {string} dataHash - Data hash.
     * @param {string} validatorsHash - Validators hash.
     * @param {string} nextValidatorsHash - Next validators hash.
     * @param {string} consensusHash - Consensus hash.
     * @param {string} appHash - App hash.
     * @param {string} lastResultsHash - Last Results hash.
     * @param {string} evidenceHash - Evidence hash.
     * @param {string} proposerAddress - Proposer Address.
     */
    constructor(chainID: string, height: BigInt, time: string, numTXs: BigInt, totalTxs: BigInt, lastBlockID: BlockID, lastCommitHash: string, dataHash: string, validatorsHash: string, nextValidatorsHash: string, consensusHash: string, appHash: string, lastResultsHash: string, evidenceHash: string, proposerAddress: string);
    /**
     *
     * Creates a JSON object with the BlockHeader properties
     * @returns {JSON} - JSON Object.
     * @memberof BlockHeader
     */
    toJSON(): {
        app_hash: string;
        chain_id: string;
        consensus_hash: string;
        data_hash: string;
        evidence_hash: string;
        height: number;
        last_block_id: {
            hash: string;
            parts: {
                hash: string;
                total: number;
            };
        };
        last_commit_hash: string;
        last_results_hash: string;
        next_validators_hash: string;
        num_txs: number;
        proposer_address: string;
        time: string;
        total_txs: number;
        validators_hash: string;
    };
    /**
     *
     * Check if the BlockHeader object is valid
     * @returns {boolean} - True or false.
     * @memberof BlockHeader
     */
    isValid(): boolean;
}