NormGroup

{
    "norms_id": 0,
    "norms_name": "string",
    "max_spec_num": 0,
    "specs": [
        {
            "nspec_id": 0,
            "nspec_name": "string",
            "price": 0,
            "package_price": 0,
            "group_num": 0,
            "min_count": 0,
            "max_count": 0,
            "sale_sku": 0,
            "max_sku": 0
        }
    ]
}