{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "schema:TrackAction",
  "title": "TrackAction",
  "description": "An agent tracks an object for updates.\\n\\nRelated actions:\\n\\n* [[FollowAction]]: Unlike FollowAction, TrackAction refers to the interest on the location of innanimates objects.\\n* [[SubscribeAction]]: Unlike SubscribeAction, TrackAction refers to  the interest on the location of innanimate objects.",
  "type": "object",
  "allOf": [
    {
      "description": "The act of finding an object.\\n\\nRelated actions:\\n\\n* [[SearchAction]]: FindAction is generally lead by a SearchAction, but not necessarily.",
      "$ref": "schema:FindAction"
    }
  ],
  "properties": {
    "deliveryMethod": {
      "description": "A sub property of instrument. The method of delivery.",
      "oneOf": [
        { "$ref": "schema:DeliveryMethod" },
        { "type": "array", "items": { "$ref": "schema:DeliveryMethod" } }
      ]
    }
  }
}