Transaction not yet indexed

28EBNCCtkwHbqZ4yqr5tPen2dhbKBSNPbKhCPcekvRmtWdPiUPwtuSgjA45U8eVWcNfz9vphcxCU3ZqnHGuDkYgQ

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