WhatsApp web bot

setTimeout(function(){
document.getElementsByClassName('_2S1VP')[0].innerHTML=" Eu tô pesquisando...";
document.getElementsByClassName('_2Fofa')[0].click();
document.getElementsByClassName('b71 emojik wa')[0].click();
document.getElementsByClassName('_2lkdt')[0].click();	
}, 1000);
setTimeout(function(){
document.getElementsByClassName('_2S1VP')[0].innerHTML=" Meu 'bot' ta...";
document.getElementsByClassName('_2Fofa')[0].click();
document.getElementsByClassName('b71 emojik wa')[0].click();
document.getElementsByClassName('_2lkdt')[0].click();	
}, 10000);
setTimeout(function(){
document.getElementsByClassName('_2S1VP')[0].innerHTML=" Enviando essas mensagens por script";
document.getElementsByClassName('_2Fofa')[0].click();
document.getElementsByClassName('b71 emojik wa')[0].click();
document.getElementsByClassName('_2lkdt')[0].click();	
}, 15000);
setTimeout(function(){
document.getElementsByClassName('_2S1VP')[0].innerHTML=" To pesquisando como desenvolver um chatbot pro Whatsapp usando o navegador.";
document.getElementsByClassName('_2Fofa')[0].click();
document.getElementsByClassName('b71 emojik wa')[0].click();
document.getElementsByClassName('_2lkdt')[0].click();	
}, 20000);