public ApiResponse<FeedItem> Search(string lat, string lng, string distance)
{
string requestUrl = string.Format(ApiUrls.MEDIA_SEARCH_URL, base._token);
if (!string.IsNullOrEmpty(lat))
requestUrl = string.Format("{0}&lat={1}", requestUrl, lat);
if (!string.IsNullOrEmpty(lng))
requestUrl = string.Format("{0}&lng={1}", requestUrl, lng);
if (!string.IsNullOrEmpty(distance))
requestUrl = string.Format("{0}&distance={1}", requestUrl, lng);
string json = GetJSON(requestUrl, null);
ApiResponse<FeedItem> response = json.Deserialize<ApiResponse<FeedItem>>();
return response;
}