anchor.diff:  
               {
                  "eventTimestamp":"1409929066 ",
  -               "eventType":"STACK_STARTED"
  +               "eventType":"STACK_STARTED",
  +               "eventMessage:"Stack started",
                  "userName":"John Doe",
                  "userId":14,
                  "accountName":"Company gmbh."
  
positive.code: # Group Events
  
  Events are used to track stack creation initiated by cloudbreak users.
  
  ##  Create events [/events]
  ### Register an event [POST]
  
  + Request
  
      + Headers
  
  
negative.code:               "blueprint":"lambda-architecture"
              }
  
  ### Retrieve user usage [GET]
  
  Retrieve usage information for the authenticated user.
  
  + Response 200
  
       + Body
  
              { [
                 {
                   "day":"2014/01/5",
                   "cloud":"AWS",
                   "region":"eu-west-1",
                   "runningHours":"15",
                   "account":"testing ltd",
                   "blueprint":"lambda-architecture"
                   "user":"John Doe"
                 },
                 {
                   "day":"2014/01/6",
                   "cloud":"AZURE",
                   "region":"eu-west-1",
                   "runningHours":"12",
                   "account":"testing ltd",
                   "blueprint":"multinode",
                   "user":"John Doe"
                 }
                 ...
                 ]
              }
  
  ## Account usage [/account/usage{?since,cloud,zone,vmtype,hours,account,user,blueprint}]
  ### Retrieve filtered usage information for the account administrator [GET]
  
  + Response 200
  
       [User usage][]
  
  
  ## Deployer usage [/usage{?since,cloud,zone,vmtype,hours,account,user,blueprint}]
  ### Retrieve filtered usage for the deployer[GET]
  
  Retrieve usage information for the deployer user.
  
  + Response 200
  
       [User usage][]
  