Provisioning job's tasks' results:
[root@headnode (nightly-1) ~]# sdc-workflow /jobs/9a2caf14-958f-4218-bc55-207511997ccd | json -H chain_results
[
{
"result": "All parameters OK!",
"error": "",
"name": "common.validate_params",
"started_at": "2017-09-25T09:29:02.763Z",