/// <summary>
/// https://duo.com/docs/authapi#/enroll
/// </summary>
/// <param name="username">Username for the created user. If not given, a random username will be assigned and returned.</param>
/// <param name="valid_secs">Seconds for which the activation code will remain valid. Default: 86400 (one day).</param>
public async Task <DuoResponse <EnrollResult> > EnrollAsync(string username = null, int?valid_secs = null)
{
var request = builder.EnrollRequest(username, valid_secs);
var response = await client.SendAsync(request).ConfigureAwait(false);
return(await DuoResponse.ParseAsync <EnrollResultModel, EnrollResult>(response));
}
