@Override
    public String toString() {
        return String.format("QuicMessage(streamId=%s, dataLen=%d)", this.streamId, this.data.length);
    }
@return data to be passed to encoder module
streamId: 8 bytes
dataLength: 8 bytes
data: x bytes
src/main/java/core/packetproxy/quic/value/QuicMessage.java