HttpClient client1 = new HttpClient();

var content = new StringContent("SCOPE=Zohopeople/peopleapi&EMAIL_ID=useremailid&PASSWORD=userpass");

HttpResponseMessage resp = client1.PostAsync(new Uri("myURIstring"), content).Result;

resp.EnsureSuccessStatusCode();

resp.Content.ReadAsStringAsync().Result;

I am getting this reply : CAUSE=null\nRESULT=FALSE\n