Some early notes, I can update you if you have questions

https://github.com/nostrapps/event-ld#eventld-decentralized-json-ld-representation-of-nostr-events

In a nutshell:

const jsonLD = {

'@id': '',

mainEntity: {

'@context': 'https://w3id.org/nostr/context',

'@id': 'nostr:event:' + event.id,

'@type': 'Event',

...event

}

}

return jsonLD