Creating a JSON object with PHP

{
    "id": 2,
    "name": "Networking for Wallflowers",
    "desc": "An introduction to the principles of networks: the way in which computers communicate with one another.",
    "presenter": "Wyatt Martinez",
    "date": {
        "date": "2025-11-11 13:00:00.000000",
        "timezone_type": 3,
        "timezone": "UTC"
    },
    "inserted": {
        "date": "2025-10-07 00:00:00.000000",
        "timezone_type": 3,
        "timezone": "UTC"
    },
    "updated": {
        "date": "2025-10-07 00:00:00.000000",
        "timezone_type": 3,
        "timezone": "UTC"
    }
}