public override void WriteTo(byte[] buf, ref int i)
 {
     Bit.WriteInt32(buf, ref i, verificationCode.Length);
     foreach (var b in verificationCode)
     {
         Bit.WriteUInt8(buf, ref i, b);
     }
 }
 public void WriteInt32(int val)
 {
     Bit.WriteInt32(bytes, ref i, val);
 }