Transaction not yet indexed

AtSU3nQAAPuAPdnDDvdqm6GYoefcPYbedAgU6uNfaGvg7sYXkU5jqnGHhAguXwWhUmrAahH8zjWyPGSQLFVjiXZ

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