{
Authenticator = new HttpBasicAuthenticator("**username**", "**password**")
};
var request = new RestRequest();
request.Resource = "rest/auth/1/session";
request.AddParameter(new RestSharp.Parameter()
{
Name = "username",
Value = "**username**",
Type = ParameterType.GetOrPost
});
request.AddParameter(new RestSharp.Parameter()
{
Name = "password",
Value = "**password**",
Type = ParameterType.GetOrPost
});
request.Method = Method.POST;
var response = client.Execute(request);