async getBlockedContacts() {
        const blockedContacts = await this.pupPage.evaluate(() => {
            let chatIds = window.Store.Blocklist.getModelsArray().map(a => a.id._serialized);
            return Promise.all(chatIds.map(id => window.WWebJS.getContact(id)));
        });

        return blockedContacts.map(contact => ContactFactory.create(this.client, contact));
    }
Gets all blocked contacts by host account
@returns {Promise<Array<Contact>>}