code: public Preauthorization get( final Preauthorization preauthorization ) {
      return RestfulUtils.show( PreauthorizationService.PATH, preauthorization, Preauthorization.class, super.httpClient );
    }
docs: Returns and refresh data of a specific {@link Preauthorization}.
  @param preauthorization
  A {@link Preauthorization} with Id.
  @return Refreshed instance of the given {@link Preauthorization}.