Transaction not yet indexed

21Y3m4h3FYo1wnNXaBwn8uemztH8NFSKTC6C4eZVf737tQUEJmVi6DYZZThVPiJoxVbXDYNdpgnHgHZ2Y2JcZcW1

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