Transaction not yet indexed

28FbSUMS4ocsjYBXYEYNuXctpqnefCLUhB3A7cK1SMqjA3QGhHEsLGeCE6vMSbgon7RLwRroDXTsf8fpRfV9wKaU

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