Transaction not yet indexed

Mf6SrmvwgLWmXCpKUvLrajcGGbMRVVyn27YQrt4MDPtoeNU8UJ1RkSwK2jiAiJCApmrJFrEpC6RYZEb4RqsAzEG

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