buildrootschalter/package/tvheadend/accesscontrol.1

{
        "enabled": 1,
        "username": "admin",
        "password": "admin",
        "comment": "TVHeadend admin user",
        "prefix": "0.0.0.0/0",
        "streaming": 1,
        "dvr": 1,
        "dvrallcfg": 1,
        "webui": 1,
        "admin": 1,
        "id": "1"
}