docs: public IpcLogEntry addRequestHeader(String name, String value) {
      if (clientAsg == null && name.equalsIgnoreCase(NetflixHeader.ASG.headerName())) {
          withClientAsg(value);
      } else if (clientZone == null && name.equalsIgnoreCase(NetflixHeader.Zone.headerName())) {
        withClientZone(value);
      } else if (clientNode == null && name.equalsIgnoreCase(NetflixHeader.Node.headerName())) {
        withClientNode(value);
      } else if (vip == null && name.equalsIgnoreCase(NetflixHeader.Vip.headerName())) {
        withVip(value);
      } else {
        this.requestHeaders.add(new Header(name, value));
      }
      return this;
    }