Transaction not yet indexed

NNXfWXQyTQVajkX8i61ShZPG7zGSyVFhQAW7LaBLqSQtyyVgk9PWunpbZrbXv5L2DNrs4KZVzDm8RW51D6m2fHG

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