Transaction not yet indexed

Set78SWmte4oYSqA6zuB6qSJfPFjXQdoC8mPuEsut4m6ApGRRescaE1341yqcfCphYdsiHnQkv6nyaWcQy4Anq2

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