Transaction not yet indexed

DfUn2RNReGp3haEMQJUC33gkJPWEJSXqypLV5dNeN2PfQE21ttkPBWqcAa6TvCwAC3Qh8MN7hS6CaKGpsidoDnF

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