Transaction not yet indexed

MMEw6NKVv7Zi18nybnCS5ThGEKiCcsCP28iVdubPLFiYuZUTCdE1Gprmp7sna3H6gAyTNn5CWe6EfDH6W7VyGJH

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