polly-example

polly-sample.cs

var retryPolicy = Policy
  .HandleResult<IRestResponse<RootObject>>(r => !r.IsSuccessful)
  .Or<TimeoutRejectedException>()
  .WaitAndRetryAsync(new[] { TimeSpan.FromSeconds(1), TimeSpan.FromSeconds(2)});

var response = await retryPolicy.ExecuteAsync(() =>
{
    var client = new RestClient(\$"https://sample.api/api/search/nip/{line}?date=2019-11-15");
    var request = new RestRequest(Method.GET);
    return client.ExecuteTaskAsync<RootObject>(request);
});