Transaction not yet indexed

MU3UKyFStTJoXytxZ4WPK7zonZ9Wia66RLa7FN3Ykp5ZbXySAj2GHiwWPyFTviM18voPKL2j9dc2qu9YARKRWBQ

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