Transaction not yet indexed

21VKf6iXkQN4TKbTaMsGANWhjbn5ZgqsWGWivZqnEDSYhRxQ2wJuNrF3kBr6MjiRfvNouLkdjUS4VFEPDdGUrs6Z

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