Transaction not yet indexed

MNDGjBfRATcVdh7iLQqxSRupF1GEFrYK6ZC2pur9cT9J9MGmrTRL3eaJBgZq5LwJSbqa5dBs1afs42NuYGHj1nn

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