Transaction not yet indexed

21Zzb4enG2kzqPoQYtiz8Xc5eHK9PHo7Zvpj2pP3pGp4m3GLsvDpt9AAwDZGnwmxkuWWESTMNHU1nqpAg6HAeX44

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