Transaction not yet indexed

mf12VEKFSv8VN6yEpFb2tt2JHg54sDqJL2rx5c1gyKqpgGVSqqcD8jD2c7x7C9Ar2XKB6ayTRNBb8yAzXExbfHm

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