code: func (m *LogEntry) Pack() []byte {
  	data := new(bytes.Buffer)
  	binary.Write(data, binary.LittleEndian, m.TIME_UTC)
  	binary.Write(data, binary.LittleEndian, m.SIZE)
  	binary.Write(data, binary.LittleEndian, m.ID)
  	binary.Write(data, binary.LittleEndian, m.NUM_LOGS)
  	binary.Write(data, binary.LittleEndian, m.LAST_LOG_NUM)
  	return data.Bytes()
  }
docs: // Pack returns a packed byte array which represents a LogEntry payload