LPR Webhook Object

An LPR (License Plate Recognition) webhook object contains the following fields:

AttributeTypeDescription
webhook_typeStringlpr
webhook_idStringThe unique identifier of the webhook.
org_idStringThe unique identifier of the organization.
created_atIntegerThe creation time of the webhook. Formatted as a Unix timestamp in seconds.
dataObjectThe data associated with the notification. See following attributes for sub-fields.
data.camera_idStringThe unique identifier of the camera that recognized the license plate.
data.createdIntegerThe detection time of the license plate. Formatted as a Unix timestamp in seconds.
data.license_plate_numberStringThe license plate number detected by the camera.
data.confidenceDoubleThe confidence that the detected license_plate_number is correct.
data.image_urlStringImage URL for detected license plate.

Sample Notification Webhook Object

{
  "org_id": "01ec0956-b7cf-415d-bd78-43c8d373cd65",
  "webhook_type": "lpr",
  "created_at": 1758302865,
  "webhook_id": "a73b17d4-d7ae-4631-8365-d72776bd5f4c",
  "data": {
    "camera_id": "38718198-8a78-4718-a60f-68e1a8de30ac",
    "created": 1758302864,
    "detected": 1758302865879,
    "license_plate_number": "ABCD123",
    "confidence": 0.9630414285714286,
    "crop": [
      0.3066789507865906,
      0.3320710361003876,
      0.5294789671897888,
      0.558437705039978
    ],
    "image_url": "IMAGE_URL",
    "license_plate_state": "us-ca"
  }
}