HWB Standard

MQTT topic and payload specifications for hardware devices and sales clients.

Specification: Validation Response

Response sent after finished validation on client. Response can be both success, fail and error. In the current specification the response method is limited to a variant type/enum, and it’s up to the device to handle the proper response in form of icon, color and sound.

Device should optionally recieve title and description if supported by the device.

Topic: validators/[deviceId]/response
Direction: Consume (Outbound from client)
JSON Schema: response.schema.json
MQTT QoS: 1 (at least once)
Trigger: After validation result on client

Examples

{
  "traceId": "48b12d1f-6b96-4f70-94f9-f785cef96812",
  "eventTimestamp": "2023-09-01T23:45:52Z",
  "result": {
    "title": "Godkjent",
    "description": "Validert 22/04/2020 13:19 Enkeltbillett 1 Voksen ",
    "validity": "VALID"
  }
}