Sum superchats

// Go to your superchats page
// Make sure you click the down arrow until all superchats are shown
var cards = []; var currencyPrefix = "NZ$";
document.querySelectorAll("#card-text").forEach(item => cards.push(item.innerHTML));
cards.filter(item => item.startsWith(currencyPrefix)).map(item => parseFloat(item.substring(3))).reduce((a, b) => a + b);