Transaction not yet indexed

55Nk87TTgWk7rD18TQ39cTrouhx7Atdw9HBUDQN52hFBnmmJCtwLd6SWtFGftp9QgZQyhpJbYR2m44XbvYR3wJbZ

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