Tampermonkey script to Automatically clicking "block" button when opening "Likers Blocker" extension block page

twitter block button click.user.js

// ==UserScript==
// @name         twitter block button click
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Automatically clicks "block" button when opening "Likers Blocker" extension block page
// @author       You
// @match        https://ichbinhier-twittertools.herokuapp.com/blocklists*
// @icon         data:image/jpeg;base64,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
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    document.getElementsByClassName("block-button")[0].click();
    // Your code here...
})();