Transaction not yet indexed

ex2KJNE9nE4fwkzhSmuuNQQLjRrdpfDFUUzxWPTvKoGb7oPDCqwfZLKuctB2N3tZGnodfFxAzGmYJbXf1PziSSU

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