code: public Observable<LocationCapabilitiesInner> listByLocationAsync(String locationId) {
          return listByLocationWithServiceResponseAsync(locationId).map(new Func1<ServiceResponse<LocationCapabilitiesInner>, LocationCapabilitiesInner>() {
              @Override
              public LocationCapabilitiesInner call(ServiceResponse<LocationCapabilitiesInner> response) {
                  return response.body();
              }
          });
      }
docs: Gets the capabilities available for the specified location.
  
  @param locationId The location id whose capabilities are retrieved.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the LocationCapabilitiesInner object