Transaction not yet indexed

21SjMmwM99ZQFjFtAY8ogD1EZNjbydiAb4TDuVBLDct6wUvm8qZogkKFdF4kfU1dp5VZrp8Ze6oaMLb1KeyNxNT6

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