Transaction not yet indexed

MFNVVnk4eKPfT9bz21DSNmbnugaZcZYEQJd5Np3po7kP1jtJBUWAzs2ariPjjZTsRfbTLsZQrfEfVkQSSzM4RoZ

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