What does this mean?
nostr:nevent1qqsdr56nfkn9ytf6ltxfd9fvvtk692cfd9dwe2qe853tkk5dsu64c6spr3mhxue69uhkummnw3ezucnfw33k76twv4ezuum0vd5kzmqzyptmxc80w9efdvp8y5wk2x7a8uel3cuham6kncy354hrcg978ak4kqcyqqqqqqggtyrym