Transaction not yet indexed

ymU6CEFRXetB4MLHCqzvQzKGjbcknzXEJhLuVCPhLbTAQRw42FmL2eagYcA5PtqnDhYoC1QQSP9sQDKHeaCqoVm

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