Transaction not yet indexed

UK3ygSXusWRWeSW5wBApCWgJzrCMGn5CqWKmSYvFgpyK3CMqXziPyKBejykSMUGDXZ5P1v6cuJwZKz1jxoGWSaN

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