Transaction not yet indexed

28su2nkGoAhDd9zML1TABbQ5ysmqd53pEBpepUhh2nRJfiMrBaTL4J5qQkLFopYsJTfCuVRyLsqT6g15LyKj1FfT

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