Transaction not yet indexed

Lkf9vRmPUvoHFtgNb5vFkDBc5DmVLixtS4mz3onqZvbGRTiKQ2TibE8HDQ2kLtB2TcQ8KxJG4kAzVeJe29Tjeq8

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