Transaction not yet indexed

28ExdVtKfZS7Hu2kDrPtLWqFnbsTneRLX7Y2aTidbKKpkuJJ1VwEEPcANBu5Z9qGmpKCYXajH22Q9t15tAPQ8Kx3

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