Transaction not yet indexed

MDCooEDn69DFWhnecAWMeD4NGEVy2o9AN2sKzf2LbDqJoM93FCLXcBwp9WUcG9P926zbyzE6TWHvuASSan6Xb2Y

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