return null;
}
int byte0 = input.get() & 0xFF;
int version = (byte0 >> 6) & 0x3;
// LOG.debug("version : {}", version);
MessageType type = MessageType.fromCode((byte0 >> 4) & 0x3);
// LOG.debug("type : {}", type);
byte[] token = new byte[byte0 & 0xF];
int code = input.get() & 0xFF;
// LOG.debug("code : {}", code);
int id = input.getShort() & 0xFFFF;