const subscription = redis.psubscribe(["user:*"]);

const messages = [];
subscription.on("pmessage", (data) => {
  messages.push(data.message);
});

await redis.publish("user:123", "user:123 message"); // receives
await redis.publish("user:456", "user:456 message"); // receives
await redis.publish("other:789", "other:789 message"); // doesn't receive

console.log(messages[0]) // user:123 message
console.log(messages[1]) // user:456 message
console.log(messages[2]) // undefined