BlockHeader: {
    applicationHash: string;
    consensusParametersVersion: number;
    daHeight: BN;
    eventInboxRoot: string;
    height: BN;
    id: string;
    messageOutboxRoot: string;
    messageReceiptCount: number;
    prevRoot: string;
    stateTransitionBytecodeVersion: number;
    time: string;
    transactionsCount: number;
    transactionsRoot: string;
}