public class Program

{

    public static void Main()

    {

        // Convert a C# string to a byte array  

        byte[] bytes = System.Text.Encoding.Unicode.GetBytes("Accept 🤙");  

        string x = string.Empty;

        foreach ( byte b in bytes)  

        {  

            x += $"{b},";

        }  

        System.Console.WriteLine(x);

        var whatisthis = new byte[] {65,0,99,0,99,0,101,0,112,0,116,0,32,0,62,216,25,221};

        var answer = System.Text.Encoding.UTF8.GetString(whatisthis);

        System.Console.WriteLine(answer);

    }

}