packtrack 2.7.0

// POST: https://api.fedex.com/track/v2/shipments
{
    "appDeviceType": "WTRK",
    "appType": "WTRK",
    "supportHTML": true,
    "supportCurrentLocation": true,
    "trackingInfo": [
        {
            "trackNumberInfo": {
                "trackingCarrier": "",
                "trackingNumber": "772124253626",
                "trackingQualifier": ""
            }
        }
    ],
    "uniqueKey": "",
    "guestAuthenticationToken": ""
}