See https://lists.sr.ht/~mariusor/activitypub-go/%3CNXRUnlucUSX8FL9I57dimPx4dpMKz01JDjKXqeHC8V9Z7pSTnjoZyV8ukearYJOq4IDogmpDLoEK-ScPDKs_egPnFGcAAO4XqHbj2rTUm-E%3D%40proton.me%3E for more details