bg10annvcheckin.user.js

// ==UserScript==
// @name         Abort getAnniverSignInfo
// @namespace    http://tampermonkey.net/
// @version      0.2
// @description  try to take over the world!
// @author       fape
// @match        http://www.banggood.com/10annvcheckin.html*
// @grant        none
// @run-at       document-body
// ==/UserScript==

function removeEvilAjaxResponse () {
    $.ajaxPrefilter("json", function( options, originalOptions, jqXHR ) {
        if(options.data !== undefined && options.data.includes('getAnniverSignInfo')){
            var testpattern = /\"winnerlist\"\:{(.*)},/;
            options.dataFilter= function (data, type){
                console.time("winnerlist replace");
                data=data.replace(testpattern,"\"winnerlist\"\:{\"cpHtml\": \"\", \"coHtml\": \"\", \"poHtml\":\"\", \"exlist\": \"\"},");
                console.timeEnd("winnerlist replace");
                return data;
            };
        }
    });
}

addJS_Node (null, null, removeEvilAjaxResponse);

function addJS_Node (text, s_URL, funcToRun, runOnLoad) {
    var D                                   = document;
    var scriptNode                          = D.createElement ('script');
    if (runOnLoad) {
        scriptNode.addEventListener ("load", runOnLoad, false);
    }
    scriptNode.type                         = "text/javascript";
    if (text)       scriptNode.textContent  = text;
    if (s_URL)      scriptNode.src          = s_URL;
    if (funcToRun)  scriptNode.textContent  = '(' + funcToRun.toString() + ')()';

    var targ = D.getElementsByTagName ('head')[0] || D.body || D.documentElement;
    targ.appendChild (scriptNode);
}