//client_credentials for DEV
 var client = new RestClient("https://whitecloud-dev.auth0.com/oauth/token");
 var request = new RestRequest(Method.POST);
 request.AddHeader("content-type", "application/json");
 var strParameter = string.Format("{{\"client_id\":\"<DEV tenant app ID>\",\"client_secret\":\"<DEV tenant secret>\",\"audience\":\"https://whitecloud-dev.auth0.com/api/v2/\",\"grant_type\":\"client_credentials\"}}");
 request.AddParameter("application/json", strParameter, ParameterType.RequestBody);
 IRestResponse response = client.Execute(request);


//client_credentials for PRD
var client = new RestClient("https://whitecloud.auth0.com/oauth/token");
var request = new RestRequest(Method.POST);
request.AddHeader("content-type", "application/json");
var strParameter = string.Format("{{\"client_id\":\"<PRD tenant app ID>\",\"client_secret\":\"<PRD tenant secret>\",\"audience\":\"https://whitecloud.auth0.com/api/v2/\",\"grant_type\":\"client_credentials\"}}");
request.AddParameter("application/json", strParameter, ParameterType.RequestBody);
IRestResponse response = client.Execute(request);