Transaction not yet indexed

MusT2o9aeWPdCfcSSNahe9jebPp57g3Lf4zfAEDd4i6moAGMtkBFfFmctpeq9WHwsoJQ8j31fc2MDQUpFQLHMhP

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