public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
 {
     return(FidoSignature.FromWebSafeBase64(reader.Value.ToString()));
 }
 public void Equals_Null()
 {
     Assert.IsFalse(FidoSignature.FromWebSafeBase64("").Equals(null));
 }