Transaction not yet indexed

3At31xgmbcEMrcHALQcnPjtKR7h5UvyM3o6DNtsqHvA8CwuMgV5DDup6R8EHxSfvvW9ZVAtj3jy2ZVFcEmQaw375

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