public string Login(string client_id, string grant_type, string client_secret, string username, string password)
{
RestClient client = new RestClient(Url);
var request = new RestRequest("oauth2/token", Method.POST);
request.AddParameter("client_id", client_id);
request.AddParameter("grant_type", grant_type);
request.AddParameter("client_secret", client_secret);
request.AddParameter("username", username);
request.AddParameter("password", password);
/// execute the request
_token = client.Execute<OAuthToken>(request).Data;
// create client with new url based on returned URL
_client = new RestClient(_token.instance_url + "/services");
return _token.access_token;
}
