Transaction not yet indexed

MTSkffTnwdFskfWKrx8V61D2WhyJcRcU7xxfVvPEAtt1kfUeQFHkqsjWayQh71BfzsTyftJq7krWCPYB8jUenFM

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