Transaction not yet indexed

638WZ7nXNxkEKonvCekzYgMo8Fsgm1fCtMeMdR6cBq1pdWHjdELteGd47pUbCG97DjWg25m9s2RxJu9GxRdZxdBY

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