async getChatLabels(chatId) {
        const labels = await this.pupPage.evaluate(async (chatId) => {
            return window.WWebJS.getChatLabels(chatId);
        }, chatId);

        return labels.map(data => new Label(this, data));
    }
Get all Labels assigned to a chat 
@param {string} chatId
@returns {Promise<Array<Label>>}