Transaction not yet indexed

EpkPMZYdKo252pU3pV1m2CEHhKDDCPZg8FUz7T5KGPDUyiKAvkfXbBqBq9ZsZECTHhtnHzqPeEqEdKL7AKEZ6ux

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