Transaction not yet indexed

21Kpzkhf6QV7mnphDPRLEmekaYxE61wM4D2Dw4CftZQdkpnmJw6UnZf6LnG7zBikkfT1RSUhS2D4ZsWpEEMTJfAV

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