Transaction not yet indexed

Muk2P2RHRK22aQo7R6egAcFR2ZdfxQnZ7r7DHrMp3d18zZvJr1YNEwF6wPADfLfvxtt2RJfmMYb2BP5cd7VzMnU

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