code: protected static void postEventually(String resource, RequestParams params) {
          final Request request = new Request(WonderPushConfiguration.getUserId(), HttpMethod.POST, resource, params, null);
          WonderPushRequestVault.getDefaultVault().put(request, 0);
      }
docs: A POST request that is guaranteed to be executed when a network connection
  is present, surviving application reboot. The responseHandler will be
  called only if the network is present when the request is first run.
  
  @param resource
  The resource path, starting with /
  @param params
  AsyncHttpClient request parameters