Future Auth(login, pass) async {
dynamic data = {
'login': login,
'password': pass
};
//print(jsonEncode({'login': login, 'password': pass}));
response = await
dio.post('localhost:3000/user/auth',
data: data, options: Options(
headers: {'Content-type': 'application/json; charset = UTF-8'},
));
return response.statusCode;
}