Transaction not yet indexed

21ALZAoyzEo3ap6Kaay45mwY6QdE29Heynh7678FsEyuLAcwS4GhG8hTSmDsz2QbrBBFaCjJEQWrxBy99y9yxiF4

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