{
  "$schema": "https://www.atsc-schemas.org/atsc3.0/a344/20230217/org.atsc.notify-requestKeyTimeout.json",
    "jsonrpc": "2.0",
    "method": "org.atsc.notify",
    "params": {
        "msgType": "requestKeyTimeout",
        "timeout": [
            {"key": "ChannelUp", "time": 3},
            {"key": "ChannelDown", "time": 3}
        ]
    }
}