I need to know, this is big

How do I use it? I close that app every time I open it because I can’t figure it out

https://app.makeprisms.com/

nostr:npub1cd0l3s6qgj0s6690rtkys39mgj5upwxpm4856nhmce0pyqu6xj9qh7xlvx

I just want a text box to enter a list or npubs to be zappable on a button click. Prob 60+ npubs