anchor.diff:  ----
   curl -v \
        -u admin:password \
  -     -H "X-Killbill-ApiKey: bob" \
  -     -H 'X-Killbill-ApiSecret: lazar' \
        -H "Content-Type: application/json" \
        -H 'X-Killbill-CreatedBy: admin' \
        -X POST \
  
positive.code: ----
  curl -v \
       -u admin:password \
       -H "X-Killbill-ApiKey: bob" \
       -H 'X-Killbill-ApiSecret: lazar' \
       -H "Content-Type: application/json" \
       -H 'X-Killbill-CreatedBy: admin' \
       -X POST \
  
negative.code: ----
  curl -v \
       -u admin:password \
       http://127.0.0.1:8080/1.0/kb/nodesInfo | python -m json.tool
  ----
  
  