[
    {
        "description": "validation of date strings",
        "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "format": "date"
        },
        "tests": [
            {
                "description": "contains alphabets",
                "data": "yyyy-mm-dd",
                "valid": false
            }
        ]
    }
]