Transaction not yet indexed

cf3d6VaZPMLf4aTcVcDTc7kPjLBWbeG6sbdW8isqb74WQ8DkcKaL6xx6q6TzwqHgET1MSw2WUZC8i6bDU6ytSvm

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