I've published the event with this command

nak event --sec nsec... -k 30311 --tag streaming=https://stream... --tag title='title' --tag summary='summary' --tag status=live -c 'content' wss://relay.1 wss://relay.2 wss://relay.3

I don't know "d" tag's value; I'll look at the event's json

thanks 🙏