Transaction not yet indexed

5kkZSjQVT91eqhSmTiZZRBkkhMGKCTXwwsSs3EeAdw9GNjRNwqg3FbuD8Kj1tjkZPY1EQs2FPVWRSqNbTUPi5RE6

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