code: func ConvertToByte(b string) []byte {
  	s := strings.Split(b, ",")
  	var result []byte
  	for i := range s {
  		value, _ := strconv.Atoi(s[i])
  		result = append(result, byte(value))
  
  	}
  	return result
  }
docs: // ConvertToByte convert string to byte