code: public static base_responses renumber(nitro_service client, nspbr6 resources[]) throws Exception {
  		base_responses result = null;
  		if (resources != null && resources.length > 0) {
  			nspbr6 renumberresources[] = new nspbr6[resources.length];
  			for (int i=0;i<resources.length;i++){
  				renumberresources[i] = new nspbr6();
  			}
  			result = perform_operation_bulk_request(client, renumberresources,"renumber");
  		}
  		return result;
  	}
docs: Use this API to renumber nspbr6 resources.