Transaction not yet indexed

MymUen1ToCWbuz5vEctnVSzbZudFdTys3byZDLVYiPaRkijLKu6UMXbWZ7btaWm2SxFHCs41uQctK6vqtNALEyR

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