Transaction not yet indexed

21Xemb9khjH2U5TdvdHZThzTeA3kvYCXaBYjZZdgQCDP4UvNjASiqji1CywFdHoFETpVTdVowB4qhCYGajcmfLbH

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