Transaction not yet indexed

28iabM1aZ1vjRHuknrSvFeXEfSqKt5WRhAdFQUJhDtTmt1eFpKTzcPtLj2atFydCU6pbVaXVGxkx2ttqgoB3py7J

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