Transaction not yet indexed

ac9kRu1D8LJeP2PaSyD3VKdmYcanXqNw7hSXyQVUTs7ecHzx155bgXG9Ajbtf9xPyfSqr5uH2tJBEMHBvbYX3f1

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