PushNotifyMe.exe /userid={your user id} /code={your code} /txt={your message}

Declare @obj int
declare @sUrl varchar(4000)

set @sURL = 'https://pushnotify.co.uk/send/?userid=<your userid>&code=<your code>&txt=<your message>'

exec sp_OACreate 'MSXML2.ServerXMLHttp', @obj OUT
exec sp_OAMethod @obj, 'open', NULL, 'GET', @sUrl, false
exec sp_OAMethod @obj, 'setRequestHeader', NULL, 'Content-Type','application/x-www-form-urlencoded'
exec sp_OAMethod @obj, send, NULL, ''
exec sp_OADestroy @obj

public void SendNotification(string UserID, string Code, string txt)
{
    string url = "https://pushnotify.co.uk/send/?userid=" + UserID + "&code=" + Code + "&txt=" + txt;
    System.Net.WebRequest myWebRequest = System.Net.WebRequest.Create(url);
    System.Net.WebResponse myWebResponse = myWebRequest.GetResponse();
}

Public Sub SendNotification(ByVal UserID As String, ByVal Code As String, ByVal txt As String)
    Dim url As String = "https://pushnotify.co.uk/send/?userid=" & UserID & "&code=" & Code & "&txt=" & txt
    Dim myWebRequest As System.Net.WebRequest = System.Net.WebRequest.Create(url)
    Dim myWebResponse As System.Net.WebResponse = myWebRequest.GetResponse()
End Sub