Transaction not yet indexed

mLffDr8SheNjDcvt76TPjP9uZkZ6dcdEHhk5P21Zt2oVTwiVTiLom1AEUhf6dtcKSRhg4ZA1HJHywS7ZRwrmn1C

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