func Unwrap(arrays [][]byte) []byte {
	var result []byte = arrays[0]

	for _, arr := range arrays[1:] {
		result = append(result, arr...)
	}

	return result
}
func Unwrap(arrays [][]byte) []byte {
	var result []byte = arrays[0]

	for _, arr := range arrays[1:] {
		result = append(result, arr...)
	}

	return result
}
// Unwrap same thing as Contact, just different interface, combines several array into single one