Transaction not yet indexed

Ddfmmx49y1APcTAaj125mErDHq4gAmYnZo15kaqWfQK9w5uB8ATqTPzTmmJgiqJVAfHwmSpDNEKB2aJgHSB3FJZ

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