/// <summary>
/// Returns a png image for the given page.
/// </summary>
/// <param name='operations'>
/// The operations group for this extension method.
/// </param>
/// <param name='envelopeId'>
/// The id for the envelope. NO Bulk id.
/// </param>
/// <param name='docRefNumber'>
/// The document number (starting with 1)
/// </param>
/// <param name='pageNumber'>
/// The page number (starting with 1)
/// </param>
/// <param name='cancellationToken'>
/// The cancellation token.
/// </param>
public static async Task <object> DownloadPageImageAsync(this IEnvelope operations, string envelopeId, string docRefNumber, string pageNumber, CancellationToken cancellationToken = default(CancellationToken))
{
using (var _result = await operations.DownloadPageImageWithHttpMessagesAsync(envelopeId, docRefNumber, pageNumber, null, cancellationToken).ConfigureAwait(false))
{
return(_result.Body);
}
}
