async getCountryCode(number) {
        number = number.replace(' ', '').replace('+', '').replace('@c.us', '');

        return await this.pupPage.evaluate(async numberId => {
            return window.Store.NumberInfo.findCC(numberId);
        }, number);
    }
Get the country code of a WhatsApp ID.
@param {string} number Number or ID
@returns {Promise<string>}