code: @Help(help = "Get the PhysicalNetworkFunctionRecord of a NetworkServiceRecord with specific id")
    public PhysicalNetworkFunctionRecord getPhysicalNetworkFunctionRecord(
        final String idNsr, final String idPnfr) throws SDKException {
      String url = idNsr + "/pnfrecords" + "/" + idPnfr;
      return (PhysicalNetworkFunctionRecord)
          requestGetWithStatusAccepted(url, PhysicalNetworkFunctionRecord.class);
    }
docs: Returns a specific PhysicalNetworkFunctionRecord.
  
  @param idNsr the ID of the NetworkFunctionRecord containing the PhysicalNetworkFunctionRecord
  @param idPnfr the ID of the requested PhysicalNetworkFunctionRecord
  @return the PhysicalNetworkFunctionRecord
  @throws SDKException if the request fails