Transaction not yet indexed

KL99bEUuLrJCYr6x1WtwETAmP5toEGLQhZa2stf2ThPTQCVeg3ATEaxwQwhbP7sLXs4U1QoJoAVoBT846cgucE2

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