Transaction not yet indexed

1UNdiU9MHMCL3dU3inrN5BjpStnwtPmucanC7eCU3mZDLKgSiHqSU2fDJJ8f7hnAktdVYXa2fRoiV9db5ZDG89W

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