{
    "CHV_CFE": {
        "type": "numeric",
        "regex": "^([0-9]{44})?$",
        "required": true,
        "info": "Chave do Cupom Fiscal Eletr\u00f4nico",
        "format": ""
    },
    "NUM_CCF": {
        "type": "numeric",
        "regex": "^(\\d{1,9})$",
        "required": true,
        "info": "N\u00famero do Contador de Cupom Fiscal",
        "format": ""
    }
}