Transaction not yet indexed

21ECff6rpdyw9PzEFXaAGehLU2q99XPDZMbifgDVmbRpFp7F4EdghY9wUeU5ra28YVQpqy39nE4we2zYHzVQVXAz

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