Which NFC card is that?
Send and recieve ecash using NFC tap cards and Cashu.
nostr:nprofile1qqs9pk20ctv9srrg9vr354p03v0rrgsqkpggh2u45va77zz4mu5p6ccpzemhxue69uhk2er9dchxummnw3ezumrpdejz7qgkwaehxw309a5xjum59ehx7um5wghxcctwvshszrnhwden5te0dehhxtnvdakz7qrxnfk
https://video.nostr.build/d2a97af2e3578facace3192159221bf25f372dfede44a1750f35f578401857d9.mp4
Discussion
Cheapest (and coolest looking as a bonus) ones I could find that had at least 500 bytes of storage.
"Timeskey" was the brand.
30 cards for $20 on Amazon.