Transaction not yet indexed

21USgmSxJq83ZGoKpBY2GEcLsNRkQkjp2oAc96mHXCs9qvNFjwK9rtq4hnLUob4xuCy1vZme9TKvr4pgBz4YVndM

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