code: public ServiceFuture<Map<String, String>> listEndpointsAsync(UUID appId, final ServiceCallback<Map<String, String>> serviceCallback) {
          return ServiceFuture.fromResponse(listEndpointsWithServiceResponseAsync(appId), serviceCallback);
      }
docs: Returns the available endpoint deployment regions and URLs.
  
  @param appId The application ID.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object