Transaction not yet indexed

21NbKuD1kzhTE9zqf9XDakEHAWweazTPckHyRSBJTkR8rYSrVrqeo29bF9n9KAxTfouasN4kWVYVZ2AWCJ2QAz8r

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