how to read api in xamarin forms

Hi,
below is api returned json, i am trying to read like var client = new System.Net.Http.HttpClient();
var response = await client.GetAsync("http://111.111.1.131/APIdemo/api/Get_list");----------getting error here.Tq u

{\"status\":\"success\" ,\"checklist\":[{\"ACTIVITY_ID\":\"II\",\"ID\":\"8\",\"VALIDATION_ID\":\"CC\",\"VALIDATION_NAME\":\"Condition Check\",\"ACTIVE_STATUS\":\"Y\"},
{\"ACTIVITY_ID\":\"II\",\"ID\":\"8\",\"VALIDATION_ID\":\"CC\",\"VALIDATION_NAME\":\"Condition Check\",\"ACTIVE_STATUS\":\"Y\"}]}