Transaction not yet indexed

5u6F3mwv6Kkf8Hk6wMqtPBfSyqxdad4xTBPgv4SiGF8FoSWvx1uHo3g2rjphDRiknbXs2iJWKwdEqfjbCS1N3pvA

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