Transaction not yet indexed

MMEL3wkNi3EoFuNujuewQJdkME6o5c8w3EuCWjajQoa7T21EK4fyH9VM9ZJZXj17XPtonGhVKCvHQL8gvH5RzQH

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