Transaction not yet indexed

21Ugpx9TbwM3vxsGhiRKVUDMnb2j2nM1u12MeYzhEcTpeUn2LXfwCRRZaUEVs7F1tfb587MfNwSMryHNKQDxanXE

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.