{
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "type": "object",
    "properties": {
        "category" : {
            "type": "string"
        },
        "designation": {
            "description": "Désignation du matériel",
            "type": "string"
        }
    },
    "required": ["category", "designation"]
}