Transaction not yet indexed

28AGXkEUmYuZkD3qYpf2CEudSGoRdNnCkZtjAPGSD7dDACYEnnFrewsoQjH3TRB7rLePVnVgiAW8349ss8gST5k2

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