code: @Override
      @SuppressWarnings("checkstyle:linelength")
      public Page<RatePlan> firstPage(final TwilioRestClient client) {
          Request request = new Request(
              HttpMethod.GET,
              Domains.WIRELESS.toString(),
              "/v1/RatePlans",
              client.getRegion()
          );
  
          addQueryParams(request);
          return pageForRequest(client, request);
      }
docs: Make the request to the Twilio API to perform the read.
  
  @param client TwilioRestClient with which to make the request
  @return RatePlan ResourceSet