Transaction not yet indexed

21Z6YLzVNGeTxDLbKYbnyKgtoe4wVvQcYcsD9Fu5nMQpXbsKbzJ1DSaFPZLsfeBFgVz1Nrf5dZdpgAtrXRPEnWV6

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