Transaction not yet indexed

5Smf6UZSdjPE4aA4zQExCYoKfDbvnsD3aPcZ29XcENKyz9xSPRePhuDQfbn1ttpqqCvWr3NfcZ1G3VG11HgQKUop

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