/// <summary>Constructs a new token response exception from the given error nad optional HTTP status code.</summary>
public TokenResponseException(TokenErrorResponse error, HttpStatusCode?statusCode)
: base(error.ToString())
{
Error = error;
StatusCode = statusCode;
}
/// <summary>Constructs a new token response exception from the given error.</summary>
public TokenResponseException(TokenErrorResponse error)
: this(error, null)
{
}