Transaction not yet indexed

mdfFzfk1bJu6e979jhuJSY2SfhS6TChbN5d7WVwefAoC6ydft1KLvMZQZc2we5jWEiJmWN9fRRNDFaDSJ5QBWMp

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