Transaction not yet indexed

21nf6qv3JHkgkEChmFqUkQyT3J6AcbzAuavSU1mEQqKwR2y2dZnkjfmzWiKY6tyn2HFam8re5jcGKz2c2QCgVxwZ

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