Transaction not yet indexed

ACKm6Jmmv2MKeSgxTf3CZEp45VPuqBbRF65bQY8tbUkRaMvAGSDCEaZKdtQhuCLcoGHHrpcKdonRaxZhnNxGrgf

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