Transaction not yet indexed

21CUkP6dD6CbzoJHqPDi8XKPzU7wBZUMTqyYx4cGfSShHz2EKZrP9RSuHzpEd467ZqctKLdL5cPLaNXgNMCftvDj

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