Transaction not yet indexed

MKVTGtLaaSXQ2p8mJyRmxbqp3VpQb8vcbHpuvRx1h1Wm4Vj2NMbUDcL7RqrF9ChcpmUfuP37dXUez89Ru1BAb21

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