httpCall function
Implementation
Future<Uint8List> httpCall(String url) async {
http.Response response = await http
.get(Uri.parse(url))
.timeout(const Duration(milliseconds: 1000));
if (response.statusCode == 200) {
var body = response.body.trim();
return base64Decode(body);
}
throw "Exception: ${response.statusCode}";
}