Either you mean this here: https://geyser.fund/project/lightningpiggy
Or maybe the note by nostr:nprofile1qqsq2adlq0pxrsv4pqy5mmefe22r5k43frz0wmphnzj9hwc3v23ts7gpr3mhxue69uhkcatwvd5xymmc9eekzmnywa5kx6pwveshymgpp4mhxue69uhkummn9ekx7mqprpmhxue69uhkummnv3exjan99eshqup0wfjkccte0pef7x about a sats piggy bank?