/// <summary>
/// Sends message to Viber user.
/// </summary>
/// <param name="message">Instance of message</param>
/// <param name="isBroadcast"><c>true</c> if broadcast message, otherwise - <c>false</c>.</param>
/// <returns>Message token.</returns>
private async Task <long> SendMessageAsync(MessageBase message, bool isBroadcast = false)
{
var result = await RequestApiAsync <SendMessageResponse>(isBroadcast? "broadcast_message" : "send_message", message);
return(result.MessageToken);
}
/// <summary>
/// Sends message to Viber user.
/// </summary>
/// <param name="message">Instance of message</param>
/// <returns>Message token.</returns>
private async Task <long> SendMessageAsync(MessageBase message)
{
var result = await RequestApiAsync <SendMessageResponse>("send_message", message);
return(result.MessageToken);
}