Transaction not yet indexed

28Uwwn99DhwBn89hGqeChRbGvpyHN2CVvXGpxUbKms2Ec9dQHBHrdcoqSQK9m4VNvQVDCvzHEuddngxDS6iiEGz6

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