{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "KioWare Reference Event",
  "type": "object",
  "required": [
    "eventId",
    "eventType",
    "occurredAt",
    "traceId"
  ],
  "properties": {
    "eventId": {
      "type": "string"
    },
    "eventType": {
      "enum": [
        "SESSION_CREATED",
        "DEVICE_STATE_CHANGED",
        "COMMAND_COMPLETED",
        "SESSION_ENDED"
      ]
    },
    "occurredAt": {
      "type": "string",
      "format": "date-time"
    },
    "traceId": {
      "type": "string"
    },
    "kioskId": {
      "type": "string"
    },
    "sessionId": {
      "type": "string"
    },
    "data": {
      "type": "object",
      "additionalProperties": true
    }
  }
}