anchor.diff:  
   [source,bash]
   ----
  -curl -u'admin:password' -v -H "X-Killbill-ApiKey: bob" -H 'X-Killbill-ApiSecret:lazar' http://127.0.0.1:8080/1.0/kb/nodesInfo | python -m json.tool
  +curl \
  +-u'admin:password' \
  +http://127.0.0.1:8080/1.0/kb/nodesInfo | python -m json.tool
  +
   ----
   
   After the plugin has been installed, one can start it using the following command:
  
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: stephane' \
  -X POST \
  
negative.code: ----
  curl -v \
  -u admin:password \
  -H "Content-Type: application/json" \
  -H 'X-Killbill-CreatedBy: stephane' \
  -X POST \
  