{
    "filter": [
        {
            "match": "^I\\|[A-Z0-9]{6}\\|[A-Z/]+\\|VJ$",
            "mimeType": "text/plain",
            "scope": "Descendants"
        }
    ],
    "function": "extractItinerary",
    "mimeType": "application/pdf",
    "script": "vietjetair.js"
}
