I try to list all devices via the API and get an unauthorized message in C#. I have already a corporate license for v12.
string accessToken = "xxxxxxxx";
string tvApiBaseUrl = "https://webapi.teamviewer.com";
string address = tvApiBaseUrl + "/api/v1/reports/devices/";
// Create the web request
HttpWebRequest request = WebRequest.Create(address) as HttpWebRequest;
request.Headers.Add("Authorization", "Bearer " + accessToken);
request.Method = "GET";
WebResponse webResp = request.GetResponse();