Transaction not yet indexed

UN3ckQT5VQwNirA9kCV9vPGpb6cUYWMEzWUNSuvuCfaZ6chSnE2BNsPEPWadvdGQ8aUHJtQainpee8uMMPeip59

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