[
    {
        "min_length": 3,
        "max_length": 3
    },
    {
        "min_length": 4,
        "max_length": 30
    },
    {
        "min_length": 2,
        "max_length": 20
    },
    {
        "min_length": 2,
        "max_length": 5
    },
    {
        "min_length": 2,
        "max_length": 10
    },
    {
        "min_length": 2,
        "max_length": 10
    }
]