Fatch Data from local Host Api in Xamarin Forms

public static List getPersons()
{
List lp = new List();
HttpClient client = new HttpClient();
client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
try
{
HttpResponseMessage response = client.GetAsync("http://localhost:51949/api/employee").Result;
if (response.IsSuccessStatusCode)
{
lp = JsonConvert.DeserializeObject(response.Content.ReadAsStringAsync().Result).ToList();
}
}
catch
{

}

return lp;
}
private async void Button_Clicked(object sender, EventArgs e)
{
var list = getPersons();
await Navigation.PushAsync(new ListOfEmployee());
}
}