class Block extends Message {

    public Date getTime() {
        return new Date(getTimeSeconds()*1000);
    }

      Block(NetworkParameters params, long setVersion);
    @Deprecated public  Block(NetworkParameters params, byte[] payloadBytes);
    public  Block(NetworkParameters params, byte[] payloadBytes, MessageSerializer serializer, int length);
    public  Block(NetworkParameters params, byte[] payloadBytes, int offset, MessageSerializer serializer, int length);
    public  Block(NetworkParameters params, byte[] payloadBytes, int offset, @Nullable Message parent, MessageSerializer serializer, int length);
    public  Block(NetworkParameters params, long version, Sha256Hash prevBlockHash, Sha256Hash merkleRoot, long time,
                 long difficultyTarget, BigInteger nonce, List<Transaction> transactions);

}