static async Task SendUserActionAndText()
{
// build message
var msg = new TextMessage()
.SetText("This is an example message. Did you see me typing?.")
.ReturnCompletedMessage();
// send SenderAction "typing on"
await _client.SendAction(_recipient, SenderAction.TypingOn);
// wait a bit.
Thread.Sleep(1000);
// send msg. Automatically stops typing.
var mid = await _client.SendMessage(_recipient, msg);
// pring message id
Console.WriteLine($"Message [{mid}] sent.");
}
