code: @Help(help = "create VirtualNetworkFunctionRecord")
    public VirtualNetworkFunctionRecord createVNFR(
        final String idNsr, final VirtualNetworkFunctionRecord virtualNetworkFunctionRecord)
        throws SDKException {
      String url = idNsr + "/vnfrecords";
      return (VirtualNetworkFunctionRecord) requestPost(url, virtualNetworkFunctionRecord);
    }
docs: Create a new VirtualNetworkFunctionRecord and add it to a NetworkServiceRecord.
  
  @param idNsr the ID of the NetworkServiceRecord to which the VirtualNetworkFunctionRecord shall
  be added
  @param virtualNetworkFunctionRecord the new VirtualNetworkFunctionRecord
  @return the VirtualNetworkFunctionRecord
  @throws SDKException if the request fails