state-change.json

{
    "EventId":  "ee9b4347-fa3c-4b9f-bcc8-396550dd389c",
    "Category":  "WorkflowStateChanged",
    "Payload": {
      "CurrentState":  "WaitingForBookingTeam",
      "InstanceId":  "7f205b67-bc9b-4b63-a176-b1d167ca7e29",
      "InstanceType":  "PartialBookingInstance",
      "PreviousState":  "WaitingForSlotSelection", 
   },
    "Timestamp":  "2015-07-25T11:16:58.0722714Z"
}