code: function createNewBid(response) {
    return {
      requestId: response['callback_id'],
      cpm: response.cpm,
      width: response.width,
      height: response.height,
      creativeId: response.creative_id,
      currency: CURRENCY,
      netRevenue: NET_REVENUE,
      ttl: TIME_TO_LIVE,
      ad: response.ad
    };
  }
docs: creates a new bid with response information
  @param response server response