Transaction not yet indexed

AM6UtDf3TSfybJsiJhdEM75e8HiqgAypg8h9MhqLN9ZAFbdm9sAwZ743aDPJkbY9BKc9jEih66LJKtXSuVEwLTx

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