{
    "PING": {
        "type": "object",
        "properties": {
            "name": {
                "const": "PING"
            },
            "data": {
                "type": "object",
                "nullable": true,
                "additionalProperties": false
            }
        },
        "required": ["name", "data"],
        "additionalProperties": false
    }
}