custom_vesync/custom_components/vesync/translations/sv.json

{
"device_automation": {
        "action_type": {
            "set_mode": "Change mode on {entity_name}."
        }
    },
    "config": {
        "step": {
            "user": {
                "data": {
                    "password": "L\u00f6senord",
                    "username": "E-postadress"
                },
                "title": "Ange anv\u00e4ndarnamn och l\u00f6senord"
            }
        }
    }
}