Transaction not yet indexed

21kpkCxwuY3Nchwq5rLmcac2rG1KMjcDDecZWo3JEdxJS2R8QsCoRqWBfXHEp3pvToDEPffLHGDZDYZ5qtEZNNTE

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