Transaction not yet indexed

KU88JeDCQiBRPZuNusr625UKesbQNuMJPCjriVAdUTfAM6bbJfR4vqQPP7uaGvkQTsDvmH5GtCKHAAZJ36vniSe

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