hon-test-data/test_data/wd_56/maintenance.json

{
    "resultCode": "0",
    "filterCleaning": {
        "tot": 100,
        "count": 5,
        "remaining": 95,
        "percentage": 5
    },
    "drumCleaning": {
        "tot": 100,
        "count": 5,
        "remaining": 95,
        "percentage": 5
    },
    "lastCheckup": null
}