SerialBriefSchema(SerialBriefSchema)

{
    "_links": {
        "self": "/api/inventory/serials/by-id/42"
    },
    "id": 42,
    "product": {
        "code": "MAD-2X6",
        "id": 5
    },
    "serial_number": "SN-ABC123",
    "serial_type": 1,
    "updated_at": "2026-03-01T10:00:00-04:00"
}