I dont think you need
your npub You just need the nwc
string from minibits
This haiku was found in the wild by npub1halkcws4lz49fdcznckk9unhsfh8yd6n6n7cnl68alkej7qptmxqjk60zq
Read the origin of this art: https://njump.me/943f3a3c42516707b34ad51386f0f83783e3a7d2e5c5bedbf49e17e9994c6fe2