PushBullet notification to more than one person

Question

ive coded the notification too be sent out like this, do i have to use the api keys to every account i want to send a notification too or is there a better aproach  

 

 

 

 

String apiKey = "o.2OU1tt3SygeQxzc7vUsgEV7rdp*******";

String type = "note", title = "Job Card Notification ", body = userList + " has been assigned a job card, please sign into the system to view details";

byte[] data = Encoding.ASCII.GetBytes(String.Format("{{ \"type\": \"{0}\", \"title\": \"{1}\", \"body\": \"{2}\" }}", type, title, body));

var request = System.Net.WebRequest.Create("https://api.pushbullet.com/v2/pushes") as System.Net.HttpWebRequest;

request.Method = "POST";

request.ContentType = "application/json";

request.Credentials = new System.Net.NetworkCredential(apiKey, "");

request.ContentLength = data.Length;

String responseJson = null;

using (var requestStream = request.GetRequestStream())

{

requestStream.Write(data, 0, data.Length);

requestStream.Close();

}

using (var response = request.GetResponse() as System.Net.HttpWebResponse)

{

using (var reader = new System.IO.StreamReader(response.GetResponseStream()))

{

responseJson = reader.ReadToEnd();

}

}