Transaction not yet indexed

Ngkn8WEWTZsBvanBWgFTv6EuHB7Uc4MP51rmZbspw6RKPHEBmfxFdJ3e15Pc6uZguMQyka22igsRGopo9c6bBEf

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