Testing an invoice:

lnbc1u1p37c754pp5d7k4du6n85kwxx23wnl72m9u33vy02h094jmrhx0vfjf8k0upttsdqqcqzpgxqyz5vqsp5e5rgwah98lhryqmezvecppgnqd42lww8x45vsupymjl5xred2umq9qyyssqc4heps2zflvqqlkw5p3spq8ge0egy95450qdts2xh6weayj6cr3np5sm0jlk235yrn2gjy2y4js2u99rg3sgk72fuxgwvkhwytkxsegp7z0dch