Transaction not yet indexed

PMDvss5Exqas8uEjUmnj65mJDoe9B3CZoHmhXnWACMH7txyGZr9m483Eykd4ar6o8HePrqKjQ3dfKmGmG3QLfZG

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