/// <param name='operations'>
/// The operations group for this extension method.
/// </param>
/// <param name='lang'>
/// </param>
/// <param name='cancellationToken'>
/// The cancellation token.
/// </param>
public static async Task <object> SetAllAnnouncementsToBeSeenAsync(this IAnnouncementApi operations, string lang, CancellationToken cancellationToken = default(CancellationToken))
{
using (var _result = await operations.SetAllAnnouncementsToBeSeenWithHttpMessagesAsync(lang, null, cancellationToken).ConfigureAwait(false))
{
return(_result.Body);
}
}