Transaction not yet indexed

4a21ER4V5KmJqEEbQAhV3dC5aggsRX5WnoB7TV2bfSRRRmdjTc5v3BkGRkK4Rh9QG9P63unJNrWeUFP19nf6D8bh

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