Transaction not yet indexed

5u6HRMtgYKdbWhegE9HoMLbvXv1AdoJ5SYuYWvBUMH9ufBAx6n3fRTW6aNsF1pPkgeXnBvw18jTqnJTGJfP3gcU2

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