Transaction not yet indexed

mff1wxCWQ5rHwdeBmB3RNXVDdgB6CDrH5cifi5Z2BtS1FTqPKUD8cPHuV9vMd2Lu8f3AVDKzRYg87a3uCvFzAcu

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